Current MJ: Current marijuana use by State treatment planning areas from NSDUH, SAMHSA, Office of Applied Studies

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs**
State/Substate Region	AGE GROUP (Years)
See Notes at end of table.
National	7.89		16.68		4.03

Table of Contents for All Tables by Age Group

Comparison Table: Click here to determine where the substance use and/or mental health rates for each State treatment planning area (substate region) falls in the distribution of all the treatment planning areas for the Nation by variable and age group. (PDF format)

Alabama - California Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
National	7.89		16.68		4.03
Alabama	6.42	(5.18 - 7.95)	12.95	(11.02 - 15.17)	2.68	(1.94 - 3.67)
Region 1	6.60	(4.52 - 9.52)	11.80	(8.78 - 15.70)	2.42	(1.53 - 3.81)
Region 2	7.94	(5.68 - 11.00)	14.76	(11.75 - 18.37)	3.05	(1.99 - 4.66)
Region 3	5.19	(3.42 - 7.82)	12.37	(9.22 - 16.41)	2.52	(1.53 - 4.13)
Region 4	5.20	(3.56 - 7.52)	12.14	(9.12 - 15.97)	2.58	(1.63 - 4.06)
Alaska	11.51	(9.60 - 13.75)	23.44	(20.62 - 26.51)	7.81	(6.12 - 9.92)
Gulf Coast	*	(* - *)	*	(* - *)	7.64	(4.77 - 12.04)
Rural	8.07	(5.11 - 12.53)	*	(* - *)	5.87	(3.70 - 9.19)
Southeast	*	(* - *)	*	(* - *)	7.72	(4.92 - 11.91)
Urban	11.69	(9.36 - 14.49)	23.77	(20.44 - 27.45)	8.16	(6.22 - 10.63)
Arizona	7.73	(6.23 - 9.54)	14.59	(12.44 - 17.04)	3.74	(2.76 - 5.05)
Maricopa	6.91	(5.17 - 9.17)	14.01	(11.51 - 16.95)	3.75	(2.62 - 5.34)
Pima	8.36	(5.50 - 12.51)	16.55	(12.48 - 21.62)	4.28	(2.78 - 6.53)
Rural North	10.61	(7.39 - 14.99)	*	(* - *)	3.82	(2.34 - 6.19)
Rural South	*	(* - *)	*	(* - *)	2.89	(1.72 - 4.82)
Arkansas	7.94	(6.55 - 9.60)	16.20	(13.87 - 18.84)	3.52	(2.64 - 4.68)
Areas 1 and 5	7.30	(5.00 - 10.56)	16.00	(12.19 - 20.73)	3.50	(2.27 - 5.37)
Areas 2 and 3	9.29	(6.18 - 13.73)	12.76	(8.94 - 17.90)	2.91	(1.77 - 4.75)
Areas 4 and 7	7.29	(4.97 - 10.55)	15.04	(11.30 - 19.74)	3.22	(2.02 - 5.10)
Areas 6	6.75	(4.24 - 10.58)	14.07	(10.22 - 19.07)	3.01	(1.84 - 4.87)
Areas 8 and 12	10.43	(7.12 - 15.04)	*	(* - *)	3.68	(2.31 - 5.83)
Areas 9	8.08	(5.56 - 11.59)	18.83	(14.26 - 24.46)	4.52	(2.98 - 6.79)
Areas 10, 11, and 13	7.18	(4.72 - 10.79)	15.73	(11.80 - 20.67)	3.15	(1.94 - 5.09)
California	8.25	(7.39 - 9.20)	15.57	(14.38 - 16.83)	4.96	(4.27 - 5.77)
Region 1	*	(* - *)	*	(* - *)	8.21	(5.55 - 11.99)
Region 2	10.54	(7.98 - 13.80)	19.27	(15.60 - 23.55)	6.04	(4.37 - 8.30)
Region 3	8.97	(6.33 - 12.56)	16.89	(13.24 - 21.30)	4.52	(3.07 - 6.62)
Region 4	8.90	(6.27 - 12.49)	20.91	(16.42 - 26.23)	7.61	(5.45 - 10.52)
Region 5	9.32	(6.87 - 12.52)	20.71	(16.99 - 24.99)	6.93	(5.06 - 9.44)
Region 6 (Santa Clara)	6.69	(4.50 - 9.84)	13.73	(10.34 - 18.02)	3.65	(2.43 - 5.43)
Region 7	8.67	(5.67 - 13.04)	16.58	(12.30 - 21.98)	5.95	(3.93 - 8.92)
Region 8	7.05	(4.84 - 10.17)	12.73	(9.69 - 16.55)	4.00	(2.65 - 5.98)
Region 9	8.42	(5.66 - 12.35)	17.20	(12.96 - 22.48)	5.23	(3.46 - 7.82)
Region 10	7.70	(5.21 - 11.25)	20.44	(15.86 - 25.93)	4.96	(3.29 - 7.40)
Region 11 (Los Angeles)	6.32	(5.02 - 7.94)	11.78	(9.97 - 13.86)	4.23	(3.26 - 5.47)
Region 12	7.77	(5.54 - 10.80)	14.52	(11.30 - 18.47)	4.09	(2.80 - 5.95)
Region 13 (Riverside)	10.86	(7.55 - 15.37)	14.83	(11.12 - 19.50)	3.80	(2.49 - 5.76)
Region 14 (Orange)	8.81	(6.53 - 11.78)	15.32	(12.16 - 19.11)	4.37	(3.10 - 6.12)
Region 15	8.25	(5.99 - 11.26)	15.39	(12.39 - 18.95)	4.45	(3.17 - 6.21)

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Colorado - Florida Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
Colorado	10.48	(8.67 - 12.61)	20.49	(17.93 - 23.30)	5.17	(4.01 - 6.64)
Region 1	8.60	(5.88 - 12.40)	17.85	(13.68 - 22.94)	3.80	(2.49 - 5.75)
Regions 2 and 7	12.04	(9.46 - 15.20)	21.87	(18.45 - 25.71)	5.89	(4.35 - 7.93)
Region 3	8.37	(5.51 - 12.54)	*	(* - *)	4.01	(2.58 - 6.19)
Region 4	*	(* - *)	*	(* - *)	3.50	(2.16 - 5.62)
Regions 5 and 6	9.07	(5.98 - 13.54)	*	(* - *)	5.37	(3.47 - 8.21)
Connecticut	8.88	(7.38 - 10.65)	23.00	(20.29 - 25.95)	4.06	(3.06 - 5.37)
Eastern	7.66	(4.99 - 11.60)	*	(* - *)	4.23	(2.62 - 6.77)
North Central	8.76	(6.39 - 11.90)	23.03	(18.99 - 27.64)	3.97	(2.68 - 5.87)
Northwestern	13.26	(9.48 - 18.24)	28.23	(22.61 - 34.61)	5.77	(3.70 - 8.88)
South Central	8.53	(6.04 - 11.92)	22.50	(18.06 - 27.65)	3.72	(2.44 - 5.63)
Southwest	6.17	(4.03 - 9.34)	18.61	(14.01 - 24.28)	3.00	(1.85 - 4.81)
Delaware	8.06	(6.65 - 9.75)	21.27	(18.72 - 24.07)	3.58	(2.70 - 4.72)
Kent	6.62	(4.40 - 9.84)	16.50	(12.44 - 21.56)	3.08	(1.87 - 5.03)
New Castle (excluding Wilmington city)	8.70	(6.74 - 11.16)	23.82	(20.42 - 27.60)	3.74	(2.69 - 5.18)
Sussex	8.09	(5.54 - 11.67)	18.07	(13.72 - 23.44)	2.88	(1.90 - 4.35)
Wilmington City	7.13	(4.48 - 11.17)	*	(* - *)	5.11	(3.14 - 8.19)
District of Columbia	6.84	(5.56 - 8.40)	21.92	(19.06 - 25.08)	5.77	(4.47 - 7.41)
Ward 1	6.11	(3.80 - 9.69)	*	(* - *)	6.61	(4.31 - 10.00)
Ward 2	*	(* - *)	19.65	(14.93 - 25.41)	6.71	(4.49 - 9.92)
Ward 3	8.43	(5.51 - 12.70)	21.33	(16.54 - 27.07)	5.54	(3.65 - 8.32)
Ward 4	6.36	(4.08 - 9.81)	*	(* - *)	4.26	(2.70 - 6.66)
Ward 5	5.84	(3.75 - 8.99)	22.16	(17.19 - 28.07)	4.79	(3.07 - 7.41)
Ward 6	7.34	(4.66 - 11.37)	*	(* - *)	6.68	(4.34 - 10.14)
Ward 7	7.32	(5.16 - 10.27)	*	(* - *)	5.79	(3.85 - 8.63)
Ward 8	7.51	(5.16 - 10.80)	*	(* - *)	6.06	(4.01 - 9.05)
Florida	8.03	(7.20 - 8.93)	17.56	(16.19 - 19.01)	4.51	(3.87 - 5.26)
District 1	9.56	(6.79 - 13.28)	18.01	(13.78 - 23.20)	4.94	(3.33 - 7.26)
District 2	8.62	(6.01 - 12.21)	22.41	(18.12 - 27.37)	6.24	(4.33 - 8.91)
District 3	8.53	(5.58 - 12.84)	20.16	(15.96 - 25.13)	4.78	(3.17 - 7.13)
District 4	9.34	(7.01 - 12.35)	20.05	(16.28 - 24.45)	5.16	(3.70 - 7.16)
District 7	7.37	(5.57 - 9.69)	17.03	(14.08 - 20.45)	5.21	(3.88 - 6.97)
District 8	6.33	(4.26 - 9.31)	13.30	(9.96 - 17.54)	2.84	(1.86 - 4.32)
District 9 (Palm Beach)	7.30	(5.27 - 10.05)	18.88	(14.97 - 23.52)	4.23	(2.95 - 6.02)
District 10 (Broward)	9.28	(6.96 - 12.29)	18.20	(14.68 - 22.33)	4.77	(3.43 - 6.61)
District 11	6.12	(4.56 - 8.17)	12.91	(10.50 - 15.78)	3.75	(2.75 - 5.10)
District 12	8.00	(5.42 - 11.66)	20.29	(15.98 - 25.42)	4.22	(2.83 - 6.25)
District 13	7.28	(5.00 - 10.49)	14.17	(10.63 - 18.65)	2.59	(1.68 - 3.98)
District 14	7.89	(5.47 - 11.26)	15.43	(11.67 - 20.12)	3.47	(2.30 - 5.20)
District 15	7.74	(5.15 - 11.46)	15.43	(11.66 - 20.13)	3.59	(2.40 - 5.32)
Suncoast	9.27	(7.43 - 11.50)	20.06	(17.09 - 23.39)	5.47	(4.20 - 7.09)

60629

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Georgia - Indiana Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
Georgia	6.85	(5.47 - 8.54)	13.46	(11.38 - 15.85)	3.75	(2.81 - 4.98)
Region 1	5.85	(3.80 - 8.90)	10.43	(7.46 - 14.39)	2.50	(1.55 - 4.01)
Region 2	5.98	(3.97 - 8.90)	10.94	(7.88 - 15.00)	2.97	(1.91 - 4.61)
Region 3	7.87	(5.67 - 10.83)	15.82	(12.60 - 19.68)	4.84	(3.41 - 6.83)
Region 4	6.13	(3.93 - 9.43)	12.16	(8.69 - 16.77)	2.97	(1.80 - 4.86)
Region 5	6.63	(4.29 - 10.09)	13.45	(9.87 - 18.08)	3.27	(2.02 - 5.26)
Hawaii	9.69	(7.95 - 11.76)	17.15	(14.69 - 19.93)	5.16	(3.87 - 6.85)
Hawaii Island	*	(* - *)	*	(* - *)	7.23	(4.65 - 11.07)
Honolulu	8.12	(6.29 - 10.43)	15.73	(13.09 - 18.79)	3.97	(2.80 - 5.60)
Kauai and Maui	*	(* - *)	*	(* - *)	*	(* - *)
Idaho	7.19	(5.92 - 8.70)	11.53	(9.70 - 13.66)	2.95	(2.17 - 4.01)
Region 1	7.76	(5.15 - 11.54)	14.18	(10.33 - 19.15)	3.42	(2.10 - 5.52)
Region 2	*	(* - *)	*	(* - *)	3.63	(2.18 - 5.98)
Region 3	8.74	(5.94 - 12.68)	10.57	(7.51 - 14.68)	2.48	(1.52 - 4.00)
Region 4	6.53	(4.56 - 9.28)	12.10	(9.28 - 15.63)	3.33	(2.17 - 5.06)
Region 5	8.45	(5.72 - 12.33)	9.70	(6.83 - 13.59)	2.82	(1.72 - 4.59)
Region 6	6.81	(4.44 - 10.31)	10.63	(7.51 - 14.83)	2.44	(1.47 - 4.02)
Region 7	4.89	(2.97 - 7.95)	8.91	(6.20 - 12.64)	2.20	(1.29 - 3.75)
Illinois	6.73	(5.96 - 7.58)	17.08	(15.82 - 18.41)	3.44	(2.88 - 4.10)
Region I (Cook)	7.63	(6.42 - 9.06)	17.13	(15.18 - 19.27)	4.25	(3.38 - 5.34)
Region II	5.97	(4.80 - 7.40)	17.26	(15.06 - 19.71)	2.95	(2.21 - 3.93)
Region III	6.68	(5.01 - 8.84)	17.04	(14.38 - 20.09)	3.06	(2.16 - 4.30)
Region IV	5.72	(4.03 - 8.06)	15.27	(12.25 - 18.88)	2.54	(1.71 - 3.77)
Region V	6.07	(4.38 - 8.36)	17.67	(14.64 - 21.16)	2.46	(1.66 - 3.63)
Indiana	7.75	(6.38 - 9.37)	16.14	(14.02 - 18.50)	3.80	(2.89 - 4.99)
Central	8.37	(5.99 - 11.58)	17.71	(13.95 - 22.22)	4.62	(3.12 - 6.80)
East	7.34	(4.67 - 11.36)	16.37	(12.10 - 21.77)	3.73	(2.34 - 5.91)
North Central	9.54	(6.46 - 13.87)	17.64	(13.29 - 23.05)	3.96	(2.55 - 6.09)
Northeast	5.95	(3.75 - 9.32)	13.34	(9.57 - 18.31)	2.95	(1.78 - 4.85)
Northwest	6.55	(4.22 - 10.02)	15.22	(11.37 - 20.09)	3.94	(2.44 - 6.30)
Southeast	6.96	(4.47 - 10.70)	14.57	(10.48 - 19.90)	2.89	(1.81 - 4.58)
Southwest	7.64	(4.89 - 11.76)	16.17	(11.81 - 21.75)	3.51	(2.17 - 5.62)
West	8.06	(5.31 - 12.05)	15.67	(11.79 - 20.53)	3.53	(2.23 - 5.54)
Iowa	6.49	(5.26 - 7.99)	12.14	(10.14 - 14.47)	2.66	(1.93 - 3.66)
Central	6.46	(4.25 - 9.69)	13.00	(9.36 - 17.78)	2.70	(1.65 - 4.40)
North Central	7.47	(4.84 - 11.36)	12.11	(8.66 - 16.69)	2.68	(1.62 - 4.39)
Northeast	6.45	(4.47 - 9.23)	12.93	(9.90 - 16.73)	2.60	(1.65 - 4.09)
Northwest	6.75	(4.40 - 10.22)	10.02	(7.00 - 14.14)	2.28	(1.37 - 3.74)
Southeast	5.98	(3.90 - 9.07)	12.30	(9.10 - 16.42)	3.18	(2.03 - 4.96)
Southwest	6.11	(3.86 - 9.55)	11.51	(7.90 - 16.48)	2.27	(1.32 - 3.87)

**Table of Contents for All Tables by Age Group**
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**Kansas - Maine Treatment Planning Areas**
Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)
State/Substate Region	AGE GROUP (Years)
See Notes at end of table.
Kansas	7.59	(6.18 - 9.29)	13.46	(11.42 - 15.81)	2.70	(1.93 - 3.77)
Kansas City Metro	8.61	(6.13 - 11.95)	16.25	(12.85 - 20.35)	3.11	(1.99 - 4.82)
Northeast	7.01	(4.66 - 10.42)	11.99	(8.94 - 15.89)	2.65	(1.61 - 4.31)
South Central	8.62	(5.71 - 12.80)	12.39	(8.90 - 16.98)	2.42	(1.44 - 4.05)
Southeast	5.64	(3.41 - 9.21)	10.37	(7.29 - 14.54)	*	(* - *)
West	6.42	(4.07 - 9.98)	9.22	(6.43 - 13.05)	1.96	(1.13 - 3.39)
Wichita (Sedgwick)	7.31	(4.86 - 10.87)	14.93	(10.95 - 20.03)	3.00	(1.88 - 4.75)
Kentucky	8.62	(7.19 - 10.31)	15.38	(13.25 - 17.78)	4.65	(3.58 - 6.01)
Adanta, Cumberland River, And Lifeskills	5.78	(3.79 - 8.71)	11.58	(8.65 - 15.33)	2.99	(1.82 - 4.87)
Bluegrass, Comprehend, and North Key	8.44	(6.14 - 11.49)	16.07	(12.63 - 20.24)	5.23	(3.65 - 7.44)
Communicare and River Valley	9.00	(6.04 - 13.23)	15.30	(11.25 - 20.47)	4.57	(2.89 - 7.15)
Four Rivers and Pennyroyal	8.06	(5.29 - 12.09)	*	(* - *)	3.79	(2.37 - 6.01)
Kentucky River, Mountain, And Pathways	7.42	(4.92 - 11.03)	13.02	(9.49 - 17.62)	3.58	(2.22 - 5.70)
Seven Counties	11.99	(8.62 - 16.45)	19.71	(15.50 - 24.72)	6.23	(4.31 - 8.92)
Louisiana	6.69	(5.47 - 8.16)	15.93	(13.84 - 18.27)	3.30	(2.47 - 4.41)
Region 1	7.31	(4.69 - 11.23)	*	(* - *)	4.60	(2.83 - 7.39)
Regions 2 and 9	7.42	(5.26 - 10.37)	17.06	(13.76 - 20.96)	3.30	(2.19 - 4.96)
Region 3	6.76	(4.32 - 10.41)	13.93	(10.13 - 18.87)	3.17	(1.89 - 5.27)
Region 4	5.88	(3.82 - 8.94)	15.28	(11.34 - 20.29)	2.85	(1.75 - 4.61)
Regions 5 and 6	5.05	(3.22 - 7.86)	12.62	(9.12 - 17.21)	2.60	(1.59 - 4.22)
Regions 7 and 8	7.07	(4.84 - 10.21)	14.19	(10.81 - 18.41)	2.89	(1.90 - 4.37)
Region 10 (Jefferson)	6.45	(4.10 - 10.02)	17.16	(12.69 - 22.78)	3.99	(2.52 - 6.25)
Maine	11.34	(9.58 - 13.37)	23.38	(20.79 - 26.18)	5.23	(4.02 - 6.79)
Planning Region 1	10.35	(8.10 - 13.15)	25.57	(21.60 - 29.99)	5.40	(3.90 - 7.42)
Region 1 (Cumberland)	10.13	(7.29 - 13.91)	28.89	(23.62 - 34.79)	6.07	(4.15 - 8.79)
Region 2 (York)	10.65	(7.38 - 15.15)	20.31	(15.63 - 25.95)	4.47	(2.87 - 6.89)
Planning Region 2	12.14	(9.59 - 15.24)	22.48	(19.35 - 25.95)	5.19	(3.80 - 7.06)
Region 3	13.37	(9.47 - 18.54)	24.72	(20.24 - 29.82)	5.79	(3.86 - 8.60)
Region 4	10.27	(6.93 - 14.97)	*	(* - *)	4.96	(3.14 - 7.74)
Region 5	12.05	(8.30 - 17.19)	20.02	(15.41 - 25.59)	4.55	(2.94 - 6.96)
Planning Region 3	11.43	(8.70 - 14.89)	21.79	(17.92 - 26.22)	5.06	(3.51 - 7.24)
Region 6 (Penobscot)	12.54	(8.85 - 17.48)	24.11	(19.08 - 29.97)	5.70	(3.72 - 8.62)
Region 7	10.46	(7.08 - 15.18)	*	(* - *)	4.56	(2.87 - 7.20)

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Maryland - Minnesota Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
Maryland	7.69	(6.30 - 9.35)	17.70	(15.36 - 20.31)	3.00	(2.19 - 4.09)
Anne Arundel	*	(* - *)	*	(* - *)	3.18	(1.90 - 5.26)
Baltimore City	7.48	(4.97 - 11.11)	18.97	(14.47 - 24.46)	4.50	(2.86 - 7.01)
Central	7.85	(5.56 - 10.98)	18.13	(14.15 - 22.92)	2.73	(1.73 - 4.28)
Montgomery	7.31	(4.88 - 10.79)	18.19	(13.75 - 23.66)	2.98	(1.83 - 4.82)
Prince George's	6.50	(4.22 - 9.87)	16.17	(12.09 - 21.30)	3.15	(1.93 - 5.09)
Rural	8.25	(5.46 - 12.29)	17.77	(13.48 - 23.07)	2.70	(1.66 - 4.36)
Western	7.73	(5.16 - 11.42)	15.47	(11.60 - 20.32)	2.11	(1.28 - 3.44)
Massachusetts	10.42	(8.73 - 12.40)	24.43	(21.62 - 27.47)	4.75	(3.70 - 6.08)
Boston	*	(* - *)	23.23	(18.06 - 29.36)	6.31	(4.24 - 9.29)
Central	10.66	(7.42 - 15.07)	*	(* - *)	4.46	(2.89 - 6.81)
Metrowest	9.93	(7.18 - 13.59)	21.33	(16.73 - 26.80)	4.26	(2.91 - 6.19)
Northeast	9.28	(6.52 - 13.05)	23.81	(18.58 - 29.96)	4.62	(3.09 - 6.85)
Southeast	12.03	(8.84 - 16.16)	26.58	(21.43 - 32.46)	4.62	(3.12 - 6.79)
Western	*	(* - *)	28.44	(22.98 - 34.63)	4.96	(3.18 - 7.64)
Michigan	8.94	(8.10 - 9.87)	19.15	(17.84 - 20.54)	5.02	(4.33 - 5.80)
Bay	9.36	(6.55 - 13.21)	15.86	(11.86 - 20.88)	4.42	(2.93 - 6.63)
Detroit City	6.68	(4.91 - 9.01)	21.82	(18.13 - 26.03)	7.10	(5.18 - 9.65)
Genesee	10.55	(7.64 - 14.39)	23.81	(19.25 - 29.05)	6.57	(4.51 - 9.47)
Kalamazoo	9.08	(6.50 - 12.55)	21.75	(18.09 - 25.93)	4.88	(3.38 - 7.00)
Kent	8.80	(6.37 - 12.05)	15.11	(12.07 - 18.75)	3.74	(2.49 - 5.57)
Lakeshore	9.77	(7.27 - 12.99)	18.45	(15.17 - 22.25)	5.68	(4.01 - 7.99)
Macomb	7.95	(5.77 - 10.84)	20.23	(16.41 - 24.68)	4.90	(3.53 - 6.76)
Mid South	9.14	(7.07 - 11.73)	17.65	(14.61 - 21.16)	4.02	(2.85 - 5.63)
Northern	12.07	(9.37 - 15.43)	17.43	(13.96 - 21.56)	4.16	(2.86 - 6.01)
Oakland	9.20	(7.21 - 11.68)	19.66	(16.53 - 23.22)	5.26	(3.91 - 7.05)
Pathways	10.83	(7.35 - 15.68)	21.27	(16.78 - 26.58)	6.78	(4.50 - 10.10)
Saginaw	8.09	(5.19 - 12.40)	16.44	(11.96 - 22.17)	4.69	(3.08 - 7.08)
Southeast	7.91	(6.12 - 10.18)	20.48	(17.37 - 23.98)	4.90	(3.62 - 6.60)
St. Clair	8.76	(6.01 - 12.58)	17.45	(13.24 - 22.65)	4.13	(2.71 - 6.23)
Washtenaw	7.90	(5.52 - 11.18)	19.21	(15.30 - 23.83)	4.81	(3.41 - 6.74)
Western	8.33	(5.34 - 12.75)	13.90	(10.10 - 18.82)	4.09	(2.52 - 6.57)
Minnesota	8.15	(6.71 - 9.85)	16.68	(14.46 - 19.16)	3.99	(3.00 - 5.28)
Regions 1 and 2	*	(* - *)	16.56	(12.37 - 21.83)	4.49	(2.82 - 7.08)
Regions 3 and 4	8.92	(6.28 - 12.52)	14.88	(11.36 - 19.24)	3.05	(1.94 - 4.77)
Regions 5 and 6	7.89	(5.50 - 11.21)	14.67	(11.16 - 19.04)	3.15	(2.04 - 4.82)
Region 7A (Hennepin)	8.57	(6.00 - 12.11)	19.15	(14.92 - 24.25)	5.41	(3.71 - 7.82)
Region 7B (Ramsey)	7.79	(5.08 - 11.76)	*	(* - *)	4.73	(2.91 - 7.59)
Region 7C	6.43	(4.33 - 9.44)	15.21	(11.55 - 19.77)	3.25	(2.05 - 5.09)

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Mississippi - Nevada Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
Mississippi	5.79	(4.61 - 7.24)	11.88	(9.96 - 14.12)	2.70	(1.93 - 3.78)
Region 1	5.86	(3.94 - 8.64)	10.47	(7.60 - 14.26)	2.20	(1.36 - 3.53)
Region 2	5.27	(3.37 - 8.13)	12.82	(9.39 - 17.27)	2.97	(1.79 - 4.89)
Region 3	4.90	(3.09 - 7.70)	11.02	(7.86 - 15.24)	2.26	(1.34 - 3.78)
Region 4	5.20	(3.31 - 8.07)	11.62	(8.52 - 15.64)	2.79	(1.67 - 4.63)
Region 5	4.92	(2.99 - 8.01)	10.26	(6.98 - 14.82)	2.43	(1.37 - 4.28)
Region 6	6.31	(3.95 - 9.92)	12.21	(8.67 - 16.92)	2.73	(1.64 - 4.51)
Region 7	7.76	(5.11 - 11.61)	14.51	(10.61 - 19.53)	3.53	(2.11 - 5.85)
Missouri	7.67	(6.33 - 9.28)	16.96	(14.77 - 19.40)	4.22	(3.19 - 5.55)
Central	9.09	(6.28 - 12.99)	19.23	(14.86 - 24.52)	4.34	(2.82 - 6.60)
Eastern	8.02	(6.04 - 10.59)	17.53	(14.34 - 21.25)	4.74	(3.33 - 6.70)
Eastern (St. Louis City and County)	6.97	(4.85 - 9.91)	17.96	(13.98 - 22.78)	5.20	(3.51 - 7.64)
Eastern (excluding St. Louis)	9.99	(6.67 - 14.68)	16.62	(12.32 - 22.04)	3.78	(2.30 - 6.13)
Northwest	7.27	(5.25 - 9.99)	18.06	(14.53 - 22.23)	4.53	(3.17 - 6.43)
Northwest (Jackson)	7.19	(4.71 - 10.82)	20.62	(15.90 - 26.30)	5.51	(3.68 - 8.18)
Northwest (excluding Jackson)	7.34	(4.70 - 11.28)	15.77	(11.48 - 21.28)	3.63	(2.24 - 5.85)
Southeast	6.85	(4.49 - 10.32)	13.10	(9.29 - 18.16)	3.04	(1.86 - 4.94)
Southwest	6.82	(4.44 - 10.33)	14.54	(11.14 - 18.75)	3.36	(2.13 - 5.28)
Montana	10.85	(9.15 - 12.82)	20.71	(18.30 - 23.34)	6.03	(4.71 - 7.69)
Region 1	10.48	(7.23 - 14.96)	*	(* - *)	4.99	(3.10 - 7.94)
Region 2	11.02	(7.78 - 15.38)	19.24	(14.81 - 24.60)	5.14	(3.36 - 7.80)
Region 3	9.22	(6.48 - 12.96)	16.99	(13.12 - 21.70)	4.92	(3.25 - 7.40)
Region 4	11.17	(8.34 - 14.80)	21.54	(17.87 - 25.72)	6.88	(4.85 - 9.67)
Region 5	11.68	(8.72 - 15.48)	23.45	(19.36 - 28.10)	6.83	(4.79 - 9.66)
Nebraska	7.94	(6.47 - 9.71)	15.10	(12.92 - 17.57)	3.14	(2.33 - 4.22)
Regions 1 and 2	7.84	(4.96 - 12.19)	11.46	(7.97 - 16.20)	2.40	(1.41 - 4.04)
Region 3	7.85	(5.22 - 11.64)	14.13	(10.23 - 19.19)	2.68	(1.66 - 4.31)
Region 4	7.86	(5.13 - 11.87)	12.34	(8.86 - 16.94)	2.49	(1.49 - 4.13)
Region 5	7.27	(4.99 - 10.47)	13.88	(10.74 - 17.75)	3.45	(2.27 - 5.19)
Region 6	8.44	(6.19 - 11.41)	17.96	(14.48 - 22.05)	3.53	(2.42 - 5.13)
Nevada	9.05	(7.35 - 11.10)	16.50	(14.20 - 19.09)	5.31	(4.01 - 6.99)
Clark	8.53	(6.51 - 11.11)	15.12	(12.54 - 18.13)	5.19	(3.75 - 7.16)
Rural	9.09	(6.27 - 12.98)	17.75	(13.53 - 22.94)	4.37	(2.77 - 6.83)
Washoe	11.12	(7.90 - 15.43)	21.41	(16.81 - 26.87)	6.65	(4.46 - 9.78)

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New Hampshire - New York Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
New Hampshire	10.66	(8.93 - 12.67)	26.44	(23.59 - 29.49)	6.82	(5.41 - 8.57)
Central	10.21	(7.67 - 13.47)	23.67	(20.01 - 27.77)	5.74	(4.11 - 7.97)
Central 1	8.90	(6.00 - 12.99)	22.63	(18.18 - 27.81)	5.19	(3.43 - 7.78)
Central 2	11.53	(7.92 - 16.49)	24.99	(19.68 - 31.17)	6.25	(4.13 - 9.35)
Northern	*	(* - *)	*	(* - *)	6.06	(3.92 - 9.26)
Southern	10.95	(8.81 - 13.52)	28.22	(24.52 - 32.25)	7.50	(5.79 - 9.66)
Southern 1 (Rockingham)	11.54	(8.32 - 15.79)	27.29	(21.97 - 33.36)	6.94	(4.69 - 10.14)
Southern 2	10.59	(8.14 - 13.66)	28.69	(24.25 - 33.59)	7.85	(5.82 - 10.50)
New Jersey	6.98	(5.62 - 8.64)	16.55	(14.18 - 19.22)	2.67	(1.93 - 3.66)
Central	8.94	(6.35 - 12.44)	18.67	(14.63 - 23.52)	2.91	(1.82 - 4.63)
Metropolitan	6.31	(4.22 - 9.31)	15.75	(11.98 - 20.41)	2.64	(1.68 - 4.13)
Northern	6.89	(4.83 - 9.73)	15.79	(12.34 - 19.97)	2.53	(1.65 - 3.89)
Southern	5.85	(3.85 - 8.80)	16.62	(12.71 - 21.43)	2.62	(1.62 - 4.23)
New Mexico	10.72	(8.86 - 12.91)	19.89	(17.29 - 22.78)	5.06	(3.86 - 6.62)
Region 1	12.50	(8.95 - 17.20)	18.37	(13.85 - 23.96)	4.69	(2.96 - 7.35)
Region 2	*	(* - *)	*	(* - *)	5.36	(3.37 - 8.42)
Region 3 (Bernalillo)	11.43	(8.48 - 15.22)	22.53	(18.41 - 27.28)	6.33	(4.50 - 8.85)
Region 4	9.28	(6.08 - 13.91)	17.66	(13.20 - 23.22)	4.01	(2.47 - 6.44)
Region 5	9.43	(6.40 - 13.67)	19.07	(14.96 - 24.00)	3.87	(2.46 - 6.04)
New York	8.72	(7.80 - 9.73)	21.17	(19.74 - 22.68)	5.12	(4.41 - 5.94)
Region A	6.60	(5.49 - 7.91)	17.43	(15.54 - 19.49)	5.35	(4.40 - 6.49)
Region 1	6.45	(4.44 - 9.28)	17.42	(13.51 - 22.16)	4.76	(3.24 - 6.94)
Region 2	6.15	(4.56 - 8.25)	17.34	(14.29 - 20.88)	4.96	(3.59 - 6.81)
Region 3	9.12	(6.39 - 12.85)	23.55	(19.38 - 28.31)	8.73	(6.61 - 11.44)
Region 4	6.09	(4.27 - 8.62)	13.12	(10.39 - 16.43)	3.69	(2.57 - 5.29)
Region B	9.20	(7.48 - 11.28)	22.87	(20.07 - 25.94)	4.38	(3.43 - 5.59)
Region 5	9.46	(7.37 - 12.07)	23.13	(19.68 - 26.98)	4.54	(3.37 - 6.08)
Region 6	8.66	(6.17 - 12.02)	22.32	(17.95 - 27.39)	4.05	(2.80 - 5.84)
Region C	10.99	(9.49 - 12.69)	25.98	(23.81 - 28.28)	5.42	(4.44 - 6.59)
Region 7	9.34	(6.72 - 12.85)	26.26	(21.27 - 31.95)	4.86	(3.23 - 7.25)
Region 8	13.35	(9.80 - 17.93)	28.18	(23.59 - 33.28)	6.61	(4.70 - 9.23)
Region 9	10.96	(8.04 - 14.77)	26.98	(22.40 - 32.10)	5.41	(3.76 - 7.73)
Region 10	12.08	(8.54 - 16.83)	23.94	(19.60 - 28.89)	5.44	(3.65 - 8.02)
Region 11	10.37	(7.68 - 13.86)	26.10	(21.84 - 30.85)	5.25	(3.70 - 7.40)
Region 12	10.43	(7.70 - 13.98)	23.91	(19.86 - 28.49)	4.97	(3.49 - 7.02)
Region D	9.52	(7.59 - 11.87)	21.81	(18.82 - 25.14)	4.88	(3.73 - 6.35)
Region 13	9.34	(6.23 - 13.77)	20.52	(15.57 - 26.55)	4.50	(2.96 - 6.79)
Region 14	8.14	(5.55 - 11.80)	20.55	(15.95 - 26.07)	4.87	(3.28 - 7.19)
Region 15	10.94	(7.72 - 15.27)	24.30	(19.53 - 29.79)	5.22	(3.48 - 7.77)

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North Carolina - Oklahoma Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
North Carolina	8.31	(6.84 - 10.05)	15.79	(13.58 - 18.29)	3.33	(2.45 - 4.51)
Eastern	6.45	(4.35 - 9.48)	12.28	(9.22 - 16.16)	2.84	(1.81 - 4.44)
North Central	6.42	(4.43 - 9.21)	14.45	(10.93 - 18.88)	2.97	(1.85 - 4.73)
South Central	7.15	(4.88 - 10.35)	15.48	(11.81 - 20.03)	2.91	(1.84 - 4.57)
Western	11.68	(8.80 - 15.35)	19.48	(15.66 - 23.95)	4.14	(2.79 - 6.10)
North Dakota	7.64	(6.19 - 9.38)	14.82	(12.75 - 17.16)	3.00	(2.19 - 4.09)
Badlands and West Central	6.42	(4.40 - 9.28)	13.53	(10.24 - 17.68)	2.81	(1.76 - 4.44)
Lake Region and South Central	8.60	(5.91 - 12.34)	12.97	(9.37 - 17.69)	2.80	(1.74 - 4.47)
North Central and Northwest	7.14	(4.79 - 10.53)	13.59	(9.94 - 18.30)	2.54	(1.54 - 4.16)
Northeast	6.33	(4.10 - 9.65)	13.99	(10.52 - 18.36)	3.01	(1.86 - 4.84)
Southeast	9.45	(6.65 - 13.26)	17.40	(14.05 - 21.35)	3.67	(2.42 - 5.52)
Ohio	8.49	(7.64 - 9.42)	17.45	(16.24 - 18.73)	4.16	(3.58 - 4.83)
Boards 2, 46, 55, and 68	8.21	(5.74 - 11.63)	13.93	(10.76 - 17.86)	3.51	(2.30 - 5.31)
Boards 3, 52, and 85	7.20	(4.86 - 10.55)	15.49	(11.75 - 20.15)	2.78	(1.80 - 4.28)
Boards 4 and 78	9.07	(6.22 - 13.03)	16.84	(12.93 - 21.65)	4.07	(2.76 - 5.95)
Boards 5 and 60	7.71	(5.17 - 11.36)	16.18	(12.28 - 21.01)	3.38	(2.24 - 5.08)
Boards 7, 15, 41, 79, and 84	7.83	(5.38 - 11.25)	15.63	(11.84 - 20.35)	3.45	(2.27 - 5.20)
Boards 8, 13, and 83	8.48	(5.98 - 11.90)	15.95	(12.08 - 20.78)	3.81	(2.56 - 5.64)
Board 9 (Butler)	10.12	(6.97 - 14.46)	18.28	(14.16 - 23.27)	3.66	(2.43 - 5.48)
Board 12	10.88	(7.41 - 15.69)	19.44	(15.07 - 24.69)	5.00	(3.35 - 7.40)
Boards 18 and 47	7.29	(5.50 - 9.59)	18.23	(15.23 - 21.68)	4.51	(3.39 - 5.98)
Boards 20, 32, 54, and 69	6.14	(3.96 - 9.39)	12.06	(8.72 - 16.44)	2.59	(1.64 - 4.07)
Boards 21, 39, 51, 70, and 80	8.03	(5.71 - 11.19)	16.21	(12.70 - 20.45)	3.32	(2.23 - 4.89)
Boards 22, 74, and 87	7.03	(4.72 - 10.34)	14.90	(11.09 - 19.72)	3.43	(2.22 - 5.27)
Boards 23 and 45	7.07	(4.80 - 10.28)	16.53	(12.31 - 21.85)	3.03	(1.98 - 4.62)
Board 25 (Franklin)	10.80	(8.17 - 14.16)	16.02	(13.22 - 19.27)	4.83	(3.51 - 6.63)
Boards 27, 71, and 73	7.00	(4.71 - 10.26)	12.94	(9.76 - 16.96)	3.12	(2.01 - 4.79)
Boards 28, 43, and 67	6.58	(4.56 - 9.42)	15.43	(12.04 - 19.58)	3.03	(1.99 - 4.59)
Board 31 (Hamilton)	8.74	(6.42 - 11.80)	20.07	(16.41 - 24.32)	4.80	(3.33 - 6.87)
Board 48 (Lucas)	9.60	(7.01 - 13.01)	20.31	(16.25 - 25.07)	5.09	(3.54 - 7.27)
Board 50 and 76	8.24	(5.85 - 11.50)	19.05	(14.94 - 23.97)	4.65	(3.24 - 6.63)
Board 57 (Montgomery)	11.86	(8.42 - 16.44)	25.14	(20.23 - 30.78)	6.52	(4.48 - 9.38)
Board 77 (Summit)	9.64	(6.87 - 13.38)	21.89	(17.63 - 26.84)	4.72	(3.26 - 6.77)
Oklahoma	7.64	(6.27 - 9.28)	14.66	(12.46 - 17.17)	3.18	(2.32 - 4.36)
Central	6.58	(4.24 - 10.07)	15.18	(11.15 - 20.32)	2.99	(1.82 - 4.90)
East Central	6.65	(4.17 - 10.44)	10.96	(7.56 - 15.63)	2.28	(1.30 - 3.95)
Northeast	7.82	(5.24 - 11.52)	13.95	(10.17 - 18.83)	2.72	(1.65 - 4.44)
Northwest and Southwest	5.76	(3.72 - 8.82)	11.83	(8.39 - 16.43)	2.41	(1.44 - 4.00)
Oklahoma County	8.71	(5.84 - 12.80)	17.73	(13.42 - 23.05)	4.21	(2.67 - 6.57)
Southeast	8.10	(5.56 - 11.66)	12.79	(9.30 - 17.33)	2.67	(1.64 - 4.34)
Tulsa County	9.22	(6.29 - 13.34)	17.46	(13.42 - 22.40)	4.33	(2.76 - 6.73)

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Oregon - South Carolina Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
Oregon	9.73	(8.12 - 11.62)	21.65	(19.22 - 24.29)	5.92	(4.63 - 7.55)
Region 1 (Multnomah)	8.74	(6.00 - 12.58)	24.79	(20.32 - 29.89)	8.90	(6.37 - 12.29)
Region 2	8.76	(6.28 - 12.10)	20.18	(15.97 - 25.18)	4.99	(3.36 - 7.36)
Region 3	10.77	(8.01 - 14.31)	21.15	(17.48 - 25.36)	5.50	(3.75 - 7.99)
Region 4	10.08	(7.18 - 13.97)	21.25	(16.56 - 26.82)	5.18	(3.41 - 7.79)
Region 5	9.71	(6.54 - 14.20)	*	(* - *)	4.76	(2.99 - 7.50)
Pennsylvania	8.01	(7.21 - 8.89)	17.59	(16.40 - 18.84)	3.55	(3.00 - 4.20)
Region 1 (Allegheny)	10.11	(7.66 - 13.22)	23.27	(19.74 - 27.20)	4.91	(3.54 - 6.76)
Regions 2, 3, 8, and 9	5.95	(4.01 - 8.74)	13.10	(9.83 - 17.26)	2.51	(1.60 - 3.92)
Regions 4, 11, 42, and 48	7.56	(5.48 - 10.35)	16.38	(13.01 - 20.41)	3.14	(2.16 - 4.54)
Regions 5, 20, 26, 28, and 40	7.03	(4.96 - 9.86)	14.06	(11.18 - 17.53)	2.71	(1.86 - 3.93)
Regions 6, 12, 16, 35, 39, 41, 44, and 45	7.57	(5.36 - 10.59)	18.76	(15.38 - 22.69)	2.88	(1.92 - 4.28)
Regions 7, 13, 22, and 37	9.70	(7.79 - 12.02)	18.43	(15.85 - 21.33)	3.56	(2.62 - 4.84)
Regions 10, 14, 15, 25, 31, 36, and 46	6.22	(4.31 - 8.90)	15.00	(11.52 - 19.29)	3.02	(2.02 - 4.49)
Regions 17, 24, 27, 43, and 47	5.55	(3.71 - 8.23)	13.64	(10.38 - 17.71)	2.66	(1.74 - 4.04)
Region 18 (Philadelphia)	8.28	(6.31 - 10.80)	19.38	(16.50 - 22.64)	5.00	(3.70 - 6.74)
Regions 19 and 23	8.31	(5.65 - 12.07)	17.37	(13.33 - 22.31)	3.46	(2.25 - 5.26)
Regions 21, 30, 32, and 49	6.69	(4.96 - 8.97)	14.45	(11.90 - 17.43)	2.86	(2.03 - 4.02)
Regions 29 and 34	9.06	(6.36 - 12.76)	21.50	(16.96 - 26.87)	4.08	(2.75 - 6.02)
Regions 33 and 38	7.96	(5.54 - 11.30)	17.66	(13.63 - 22.56)	3.62	(2.44 - 5.32)
Rhode Island	11.51	(9.53 - 13.84)	28.26	(25.28 - 31.45)	5.83	(4.47 - 7.56)
Bristol and Newport	11.13	(7.63 - 15.96)	*	(* - *)	5.83	(3.83 - 8.77)
Kent	9.58	(6.46 - 13.97)	27.27	(21.95 - 33.32)	5.44	(3.56 - 8.22)
Providence	11.64	(9.10 - 14.79)	27.05	(23.41 - 31.02)	5.62	(4.08 - 7.69)
Washington	13.45	(9.51 - 18.69)	*	(* - *)	7.42	(4.71 - 11.49)
South Carolina	6.78	(5.48 - 8.35)	15.06	(12.88 - 17.53)	3.40	(2.52 - 4.57)
Region 1	7.52	(5.27 - 10.64)	14.86	(11.53 - 18.95)	3.25	(2.11 - 4.99)
Region 2	6.17	(4.44 - 8.53)	15.39	(12.31 - 19.07)	3.45	(2.33 - 5.07)
Region 3	5.64	(3.71 - 8.48)	13.32	(9.64 - 18.13)	3.42	(2.14 - 5.43)
Region 4	7.50	(5.17 - 10.76)	15.97	(12.22 - 20.59)	3.48	(2.22 - 5.41)

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South Dakota - Texas Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
South Dakota	8.48	(6.96 - 10.31)	14.09	(12.06 - 16.39)	2.75	(1.94 - 3.88)
Eastern Planning Areas	7.23	(5.74 - 9.07)	13.12	(11.02 - 15.56)	2.43	(1.69 - 3.50)
Region 3 (Minnehaha)	9.15	(6.42 - 12.88)	15.96	(12.47 - 20.21)	2.89	(1.80 - 4.59)
Region 4	6.48	(4.15 - 9.97)	12.43	(8.84 - 17.19)	2.08	(1.21 - 3.55)
Region 5	6.33	(4.08 - 9.69)	11.17	(7.84 - 15.67)	2.33	(1.35 - 4.00)
Region 6	6.00	(3.85 - 9.25)	11.99	(8.58 - 16.50)	2.19	(1.28 - 3.73)
Region 7	7.13	(4.52 - 11.07)	11.76	(8.48 - 16.08)	2.47	(1.43 - 4.23)
Western Planning Areas	11.10	(8.28 - 14.74)	16.45	(13.16 - 20.37)	3.51	(2.21 - 5.52)
Region 1 (Pennington)	8.21	(5.38 - 12.35)	15.70	(11.80 - 20.60)	2.97	(1.78 - 4.91)
Region 2	12.73	(8.98 - 17.73)	16.98	(12.67 - 22.36)	3.87	(2.20 - 6.73)
Tennessee	6.31	(5.12 - 7.77)	13.23	(11.06 - 15.75)	3.30	(2.48 - 4.36)
Region 1	*	(* - *)	*	(* - *)	3.72	(2.29 - 6.00)
Region 2	7.99	(5.29 - 11.87)	*	(* - *)	4.00	(2.60 - 6.10)
Region 3	5.18	(3.34 - 7.96)	10.98	(7.83 - 15.19)	2.71	(1.74 - 4.17)
Region 4 (Davidson)	6.70	(4.28 - 10.34)	14.58	(10.64 - 19.65)	5.26	(3.39 - 8.08)
Region 5	5.95	(3.93 - 8.91)	10.62	(7.65 - 14.56)	2.27	(1.41 - 3.65)
Region 6	4.81	(3.06 - 7.47)	10.10	(7.02 - 14.32)	2.73	(1.68 - 4.41)
Region 7 (Shelby)	5.52	(3.62 - 8.32)	14.02	(10.15 - 19.06)	3.33	(2.11 - 5.23)
Texas	5.93	(5.22 - 6.72)	12.68	(11.59 - 13.86)	2.89	(2.42 - 3.44)
Region 1	6.38	(4.19 - 9.59)	13.63	(10.46 - 17.56)	2.90	(1.93 - 4.35)
Region 2	6.02	(3.83 - 9.33)	14.00	(10.14 - 19.01)	2.74	(1.74 - 4.28)
Region 3	5.92	(4.76 - 7.34)	11.63	(9.97 - 13.54)	3.08	(2.40 - 3.94)
Region 3a	6.18	(4.73 - 8.03)	11.29	(9.31 - 13.62)	3.22	(2.41 - 4.28)
Region 3bc	5.48	(3.91 - 7.64)	12.29	(9.77 - 15.35)	2.84	(1.98 - 4.06)
Region 4	6.14	(4.10 - 9.11)	11.73	(8.76 - 15.54)	2.37	(1.54 - 3.63)
Region 5	7.24	(4.81 - 10.74)	13.16	(9.72 - 17.58)	2.89	(1.91 - 4.34)
Region 6	5.49	(4.36 - 6.89)	11.98	(10.20 - 14.02)	2.82	(2.13 - 3.74)
Region 6a	5.26	(4.06 - 6.80)	11.40	(9.52 - 13.60)	2.74	(2.00 - 3.74)
Region 6bc	7.38	(4.79 - 11.20)	17.47	(13.08 - 22.95)	3.51	(2.28 - 5.38)
Region 7	6.79	(5.17 - 8.87)	17.85	(15.14 - 20.94)	4.13	(3.09 - 5.51)
Region 7a	7.28	(5.10 - 10.31)	19.29	(15.66 - 23.53)	4.84	(3.41 - 6.83)
Region 7bcd	6.14	(4.23 - 8.83)	15.94	(12.55 - 20.05)	3.03	(2.08 - 4.38)
Region 8	6.40	(4.60 - 8.84)	12.30	(9.54 - 15.71)	2.81	(1.98 - 3.97)
Region 9	5.31	(3.39 - 8.22)	11.71	(8.43 - 16.05)	2.17	(1.36 - 3.43)
Region 10	5.14	(3.32 - 7.88)	10.42	(7.54 - 14.24)	1.83	(1.16 - 2.89)
Region 11	5.23	(3.81 - 7.14)	10.53	(8.27 - 13.33)	1.79	(1.24 - 2.59)
Region 11abd	5.33	(3.58 - 7.86)	10.93	(8.11 - 14.56)	1.94	(1.26 - 2.97)
Region 11c (Hidalgo)	5.06	(3.22 - 7.87)	9.81	(6.98 - 13.64)	1.49	(0.90 - 2.43)

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Utah - West Virginia Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
See Notes at end of table.
Utah	5.10	(3.96 - 6.54)	9.10	(7.48 - 11.04)	2.33	(1.59 - 3.41)
Bear River, North Eastern, Summit, Tooele, and Wasatch	5.00	(3.11 - 7.94)	8.27	(5.54 - 12.18)	2.02	(1.20 - 3.40)
Central, Four Corners, San Juan, and Southwest	4.00	(2.38 - 6.63)	7.11	(4.73 - 10.56)	1.53	(0.83 - 2.78)
Davis County	4.61	(2.84 - 7.38)	7.80	(5.32 - 11.31)	1.96	(1.14 - 3.35)
Salt Lake County	6.68	(4.68 - 9.44)	11.97	(9.38 - 15.15)	3.07	(1.96 - 4.78)
Utah County	3.47	(2.07 - 5.76)	6.25	(4.28 - 9.03)	1.66	(0.94 - 2.94)
Weber, Morgan	4.30	(2.60 - 7.03)	9.45	(6.33 - 13.89)	1.90	(1.05 - 3.39)
Vermont	12.33	(10.44 - 14.51)	27.08	(24.27 - 30.07)	6.18	(4.82 - 7.90)
Champlain Valley	12.89	(10.02 - 16.45)	30.98	(26.90 - 35.39)	6.47	(4.66 - 8.91)
Rural Northeast	12.45	(9.48 - 16.19)	23.64	(19.20 - 28.74)	6.23	(4.30 - 8.93)
Rural Southeast	10.90	(7.80 - 15.04)	23.19	(18.40 - 28.79)	6.12	(4.03 - 9.20)
Rural Southwest	12.58	(8.91 - 17.47)	24.64	(19.43 - 30.71)	5.57	(3.71 - 8.29)
Virginia	7.61	(6.23 - 9.27)	16.63	(14.38 - 19.17)	3.53	(2.63 - 4.72)
Region 1	8.15	(5.34 - 12.24)	17.38	(13.57 - 22.00)	3.29	(2.05 - 5.25)
Region 2	7.38	(5.15 - 10.46)	16.65	(12.71 - 21.52)	3.67	(2.38 - 5.62)
Region 3	9.03	(6.15 - 13.06)	16.77	(12.81 - 21.64)	3.73	(2.41 - 5.72)
Region 4	6.57	(4.40 - 9.70)	15.64	(11.95 - 20.22)	3.31	(2.13 - 5.13)
Region 5	7.23	(4.99 - 10.37)	16.68	(12.98 - 21.19)	3.51	(2.28 - 5.36)
Washington	8.21	(6.70 - 10.02)	19.18	(16.67 - 21.96)	4.32	(3.28 - 5.66)
Region 1	8.04	(5.25 - 12.13)	18.01	(13.67 - 23.36)	3.79	(2.40 - 5.96)
Region 2	7.15	(4.43 - 11.34)	15.27	(11.04 - 20.73)	3.49	(2.12 - 5.70)
Region 3	8.71	(6.08 - 12.33)	20.19	(15.47 - 25.91)	4.08	(2.72 - 6.08)
Region 4 (King)	8.21	(5.90 - 11.31)	19.79	(15.82 - 24.47)	5.17	(3.61 - 7.37)
Region 5	8.99	(6.14 - 12.98)	20.74	(16.12 - 26.28)	4.07	(2.61 - 6.30)
Region 6	7.78	(5.17 - 11.56)	18.94	(14.43 - 24.47)	4.02	(2.57 - 6.24)
West Virginia	8.03	(6.63 - 9.69)	15.96	(13.84 - 18.33)	3.35	(2.52 - 4.45)
Eastern Highland	7.19	(4.99 - 10.26)	13.61	(10.29 - 17.77)	3.23	(2.08 - 5.00)
Northern	8.15	(5.96 - 11.04)	18.85	(15.37 - 22.90)	3.38	(2.35 - 4.83)
Northern A and B	8.91	(5.82 - 13.41)	16.00	(11.64 - 21.58)	3.07	(1.91 - 4.89)
Northern C and D	7.79	(5.21 - 11.50)	19.91	(15.64 - 25.01)	3.55	(2.32 - 5.39)
South Central	8.89	(6.90 - 11.37)	15.49	(12.68 - 18.78)	3.40	(2.40 - 4.81)
South Central I	8.38	(5.51 - 12.56)	13.95	(9.94 - 19.23)	2.87	(1.76 - 4.66)
South Central II	7.92	(5.11 - 12.09)	16.86	(12.68 - 22.08)	3.40	(2.15 - 5.35)
South Central III	9.89	(6.95 - 13.90)	15.26	(11.39 - 20.15)	3.73	(2.39 - 5.78)
Southern	7.17	(5.05 - 10.09)	14.79	(11.59 - 18.68)	3.36	(2.24 - 5.02)
Southern I and III	7.17	(4.59 - 11.03)	14.65	(10.83 - 19.51)	3.28	(2.01 - 5.32)
Southern II	7.17	(4.50 - 11.25)	*	(* - *)	3.51	(2.11 - 5.78)

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Wisconsin - Wyoming Treatment Planning Areas

**Table 3. *Marijuana Use in Past Month* among Persons Aged 12 or Older, by Age Group and Substate Region: Percentages, Annual Averages Based on 2002, 2003, and 2004 NSDUHs (continued)**
State/Substate Region	AGE GROUP (Years)
	12-17		18-25		26 or Older
	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval	Estimate	95% Prediction Interval
Wisconsin	8.24	(6.83 - 9.92)	16.04	(13.94 - 18.40)	3.35	(2.50 - 4.48)
Milwaukee	8.67	(6.00 - 12.38)	19.29	(14.87 - 24.64)	4.70	(3.05 - 7.17)
North Eastern	7.49	(5.29 - 10.52)	15.14	(11.63 - 19.48)	2.88	(1.84 - 4.48)
Northern	10.12	(6.80 - 14.81)	*	(* - *)	3.37	(2.06 - 5.46)
South Eastern	8.44	(5.91 - 11.91)	14.79	(11.19 - 19.29)	2.96	(1.87 - 4.65)
Southern	8.64	(5.94 - 12.39)	16.61	(12.96 - 21.04)	3.59	(2.35 - 5.44)
Western	6.91	(4.52 - 10.44)	13.84	(10.39 - 18.20)	2.75	(1.64 - 4.59)
Wyoming	7.09	(5.79 - 8.65)	15.29	(13.03 - 17.85)	3.18	(2.31 - 4.35)
Judicial District 1 (Laramie)	6.55	(4.26 - 9.94)	13.93	(10.07 - 18.96)	2.61	(1.60 - 4.24)
Judicial District 2	6.38	(3.98 - 10.07)	16.25	(12.38 - 21.02)	3.89	(2.48 - 6.07)
Judicial District 3	7.69	(5.17 - 11.28)	14.66	(10.88 - 19.47)	3.17	(1.94 - 5.14)
Judicial District 4	7.08	(4.43 - 11.13)	*	(* - *)	2.88	(1.71 - 4.83)
Judicial District 5	6.48	(4.12 - 10.03)	13.34	(9.63 - 18.19)	2.25	(1.31 - 3.84)
Judicial District 6	5.49	(3.45 - 8.62)	12.60	(8.96 - 17.43)	2.75	(1.60 - 4.71)
Judicial District 7 (Natrona)	8.06	(5.33 - 12.00)	*	(* - *)	3.83	(2.39 - 6.10)
Judicial District 8	5.95	(3.72 - 9.39)	12.97	(9.23 - 17.94)	2.30	(1.33 - 3.96)
Judicial District 9	9.17	(5.94 - 13.88)	*	(* - *)	4.48	(2.77 - 7.17)
Table of Contents for All Tables by Age Group Comparison Table: Click here to determine where the substance use and/or mental health rates for each State treatment planning area (substate region) falls in the distribution of all the treatment planning areas for the Nation by variable and age group. (PDF format) Low precision; no estimate reported. NOTE: Any Illicit Drug includes marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or any prescription-type psychotherapeutic used nonmedically. NOTE: Dependence is based on the definition found in the 4^th edition of the Diagnostic and Statistical Manual of Mental Disorders* (DSM-IV). NOTE: For Substate Region definitions, see Section D of the report on Substate Estimates from the 2002-2004 National Surveys on Drug Use and Health. NOTE: Estimates are based on a survey-weighted hierarchical Bayes estimation approach, and the 95 percent prediction (credible) intervals are generated by Markov Chain Monte Carlo techniques. Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2002, 2003, and 2004.

Marijuana Use in Past Month by State Treatment Planning Area and Age Group

Marijuana Use in Past Month
by State Treatment Planning Area and Age Group