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State Estimates of Substance Use from the
2005-2006 National Surveys on Drug Use and Health

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71012

Table 1. Illicit Drug Use in Past Month, by Age Group and State: Estimated Numbers (in Thousands), Annual Averages Based on 2005 and 2006 NSDUHs
State 12 or Older AGE GROUP (Years)
12-17 18-25 26 or Older
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
NOTE: Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
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, 2005 and 2006.
Total U.S. 20,040   2,496   6,513   11,031  
Alabama 279 (237 - 327) 41 (34 - 50) 89 (75 - 105) 149 (116 - 190)
Alaska 58 (50 - 68) 7 (6 - 9) 17 (14 - 19) 34 (27 - 43)
Arizona 395 (334 - 465) 57 (46 - 69) 116 (97 - 138) 222 (173 - 284)
Arkansas 192 (163 - 224) 28 (23 - 34) 60 (51 - 71) 103 (80 - 132)
California 2,675 (2,452 - 2,916) 320 (283 - 361) 826 (759 - 898) 1,529 (1,331 - 1,753)
Colorado 384 (331 - 444) 40 (33 - 49) 136 (117 - 157) 208 (165 - 263)
Connecticut 268 (228 - 315) 31 (25 - 37) 92 (79 - 107) 145 (112 - 188)
Delaware 57 (49 - 66) 7 (6 - 9) 20 (17 - 23) 30 (23 - 38)
District of Columbia 53 (45 - 61) 4 (3 - 5) 16 (14 - 19) 32 (26 - 40)
Florida 1,218 (1,110 - 1,338) 143 (127 - 161) 381 (352 - 413) 693 (596 - 805)
Georgia 578 (484 - 689) 70 (56 - 86) 182 (153 - 215) 327 (251 - 424)
Hawaii 83 (68 - 101) 11 (8 - 13) 24 (20 - 29) 48 (35 - 64)
Idaho 84 (71 - 100) 11 (9 - 14) 29 (24 - 34) 44 (33 - 57)
Illinois 772 (703 - 848) 110 (98 - 124) 263 (240 - 288) 399 (339 - 469)
Indiana 417 (359 - 484) 53 (43 - 64) 142 (121 - 165) 222 (175 - 281)
Iowa 157 (131 - 187) 24 (20 - 30) 54 (45 - 64) 79 (59 - 105)
Kansas 177 (149 - 209) 21 (17 - 26) 59 (49 - 69) 98 (75 - 126)
Kentucky 242 (204 - 285) 34 (28 - 41) 76 (64 - 91) 131 (102 - 169)
Louisiana 299 (254 - 351) 36 (29 - 44) 100 (84 - 118) 163 (128 - 207)
Maine 113 (97 - 131) 14 (12 - 17) 39 (34 - 44) 60 (47 - 77)
Maryland 287 (239 - 344) 40 (32 - 49) 93 (77 - 111) 155 (117 - 205)
Massachusetts 537 (464 - 620) 59 (48 - 72) 190 (166 - 216) 288 (227 - 364)
Michigan 734 (676 - 798) 94 (84 - 105) 233 (215 - 252) 408 (356 - 467)
Minnesota 349 (295 - 411) 45 (36 - 55) 113 (96 - 133) 191 (147 - 247)
Mississippi 177 (148 - 210) 22 (18 - 27) 58 (49 - 70) 96 (73 - 125)
Missouri 385 (327 - 452) 49 (40 - 59) 123 (106 - 144) 212 (164 - 274)
Montana 84 (72 - 98) 10 (9 - 13) 26 (23 - 30) 48 (38 - 60)
Nebraska 102 (86 - 120) 13 (11 - 16) 39 (33 - 45) 50 (38 - 65)
Nevada 188 (160 - 221) 22 (17 - 27) 52 (44 - 61) 115 (90 - 144)
New Hampshire 98 (84 - 114) 12 (10 - 15) 37 (32 - 43) 49 (38 - 63)
New Jersey 537 (453 - 637) 69 (55 - 85) 166 (140 - 194) 303 (233 - 392)
New Mexico 132 (112 - 156) 20 (16 - 25) 46 (39 - 54) 66 (49 - 88)
New York 1,508 (1,376 - 1,652) 165 (147 - 185) 483 (444 - 524) 860 (743 - 993)
North Carolina 549 (466 - 645) 75 (61 - 92) 172 (145 - 202) 302 (234 - 388)
North Dakota 30 (24 - 37) 3 (3 - 4) 11 (9 - 14) 15 (11 - 22)
Ohio 754 (689 - 826) 97 (87 - 108) 245 (226 - 266) 412 (354 - 479)
Oklahoma 244 (202 - 294) 30 (24 - 38) 71 (60 - 85) 143 (108 - 188)
Oregon 295 (253 - 343) 34 (27 - 41) 87 (74 - 101) 174 (140 - 217)
Pennsylvania 798 (726 - 878) 93 (82 - 104) 259 (238 - 280) 447 (383 - 522)
Rhode Island 101 (87 - 116) 11 (9 - 13) 39 (34 - 44) 51 (40 - 65)
South Carolina 255 (216 - 301) 35 (28 - 43) 88 (74 - 103) 132 (101 - 172)
South Dakota 44 (37 - 52) 7 (5 - 8) 15 (13 - 18) 22 (16 - 30)
Tennessee 442 (380 - 513) 49 (40 - 60) 141 (121 - 163) 252 (200 - 316)
Texas 1,247 (1,135 - 1,368) 181 (159 - 205) 448 (407 - 493) 617 (525 - 725)
Utah 133 (111 - 159) 19 (15 - 24) 47 (38 - 57) 67 (50 - 89)
Vermont 59 (51 - 68) 7 (5 - 8) 22 (19 - 25) 31 (24 - 39)
Virginia 448 (377 - 531) 56 (46 - 69) 147 (124 - 172) 245 (188 - 318)
Washington 528 (452 - 614) 54 (44 - 66) 167 (144 - 192) 306 (243 - 385)
West Virginia 123 (106 - 143) 14 (11 - 17) 44 (38 - 50) 66 (51 - 84)
Wisconsin 333 (283 - 389) 44 (36 - 54) 118 (100 - 139) 170 (132 - 218)
Wyoming 37 (32 - 43) 4 (4 - 5) 13 (11 - 15) 20 (16 - 26)

71012

Table 2. Marijuana Use in Past Year, by Age Group and State: Estimated Numbers (in Thousands), Annual Averages Based on 2005 and 2006 NSDUHs
State 12 or Older AGE GROUP (Years)
12-17 18-25 26 or Older
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
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, 2005 and 2006.
Total U.S. 25,379   3,366   9,141   12,871  
Alabama 303 (257 - 356) 42 (35 - 51) 108 (92 - 125) 153 (117 - 199)
Alaska 76 (67 - 85) 10 (9 - 12) 25 (22 - 27) 40 (33 - 49)
Arizona 438 (374 - 510) 76 (63 - 91) 158 (136 - 182) 205 (156 - 268)
Arkansas 230 (198 - 265) 33 (28 - 39) 80 (69 - 91) 117 (92 - 148)
California 3,336 (3,082 - 3,611) 433 (389 - 480) 1,159 (1,082 - 1,239) 1,745 (1,519 - 2,001)
Colorado 490 (427 - 559) 63 (53 - 74) 185 (165 - 206) 243 (191 - 306)
Connecticut 386 (335 - 444) 49 (42 - 57) 130 (116 - 146) 207 (163 - 260)
Delaware 73 (64 - 85) 9 (8 - 11) 28 (25 - 32) 36 (28 - 46)
District of Columbia 72 (63 - 81) 5 (4 - 6) 26 (24 - 29) 41 (33 - 49)
Florida 1,452 (1,339 - 1,576) 192 (174 - 212) 521 (489 - 554) 739 (638 - 855)
Georgia 726 (620 - 847) 93 (77 - 112) 264 (230 - 300) 370 (287 - 475)
Hawaii 105 (88 - 125) 14 (12 - 18) 35 (31 - 41) 55 (42 - 73)
Idaho 108 (93 - 125) 16 (13 - 19) 44 (38 - 50) 49 (37 - 63)
Illinois 983 (907 - 1,066) 138 (126 - 152) 377 (350 - 404) 468 (403 - 544)
Indiana 481 (417 - 554) 65 (55 - 77) 187 (165 - 211) 229 (178 - 293)
Iowa 199 (169 - 234) 28 (23 - 34) 75 (64 - 87) 96 (73 - 127)
Kansas 244 (211 - 281) 32 (26 - 37) 92 (81 - 105) 120 (94 - 152)
Kentucky 303 (259 - 352) 41 (35 - 49) 109 (94 - 125) 153 (118 - 197)
Louisiana 342 (293 - 399) 45 (38 - 55) 126 (109 - 145) 170 (131 - 220)
Maine 151 (132 - 172) 19 (16 - 22) 54 (48 - 59) 78 (62 - 98)
Maryland 424 (367 - 489) 60 (50 - 72) 163 (143 - 186) 201 (155 - 258)
Massachusetts 696 (611 - 791) 83 (70 - 98) 265 (239 - 291) 348 (276 - 437)
Michigan 999 (929 - 1,074) 124 (113 - 136) 360 (339 - 382) 515 (454 - 584)
Minnesota 482 (415 - 557) 59 (49 - 70) 166 (146 - 187) 257 (201 - 327)
Mississippi 199 (170 - 233) 27 (23 - 33) 72 (62 - 84) 100 (77 - 128)
Missouri 483 (418 - 557) 64 (54 - 76) 162 (142 - 183) 258 (204 - 324)
Montana 112 (98 - 127) 13 (11 - 16) 40 (36 - 44) 59 (47 - 73)
Nebraska 136 (117 - 157) 16 (14 - 20) 53 (47 - 60) 66 (51 - 85)
Nevada 216 (184 - 252) 30 (25 - 35) 68 (59 - 78) 118 (92 - 151)
New Hampshire 137 (119 - 157) 16 (13 - 19) 52 (47 - 58) 69 (54 - 87)
New Jersey 693 (596 - 805) 98 (82 - 115) 243 (213 - 276) 352 (271 - 455)
New Mexico 163 (141 - 189) 28 (23 - 33) 63 (55 - 72) 72 (55 - 95)
New York 1,952 (1,812 - 2,103) 232 (211 - 255) 673 (630 - 718) 1,047 (921 - 1,188)
North Carolina 707 (606 - 822) 93 (78 - 110) 247 (218 - 279) 367 (283 - 472)
North Dakota 40 (33 - 47) 5 (4 - 7) 17 (15 - 20) 17 (12 - 23)
Ohio 1,012 (933 - 1,097) 133 (121 - 146) 353 (330 - 377) 525 (457 - 603)
Oklahoma 253 (215 - 296) 38 (31 - 46) 89 (76 - 103) 126 (96 - 164)
Oregon 408 (358 - 463) 53 (45 - 63) 130 (115 - 146) 224 (183 - 274)
Pennsylvania 1,091 (1,004 - 1,186) 140 (127 - 153) 387 (363 - 413) 564 (486 - 653)
Rhode Island 134 (118 - 152) 15 (13 - 18) 51 (47 - 57) 68 (54 - 84)
South Carolina 310 (268 - 360) 43 (36 - 51) 114 (98 - 131) 153 (119 - 195)
South Dakota 55 (47 - 64) 8 (7 - 10) 22 (19 - 25) 25 (19 - 33)
Tennessee 525 (452 - 607) 62 (52 - 74) 179 (158 - 203) 283 (222 - 358)
Texas 1,543 (1,418 - 1,678) 241 (216 - 268) 596 (549 - 646) 706 (603 - 826)
Utah 161 (137 - 190) 23 (19 - 29) 69 (58 - 82) 69 (52 - 92)
Vermont 83 (73 - 94) 9 (8 - 11) 30 (27 - 32) 44 (35 - 55)
Virginia 558 (484 - 644) 84 (70 - 99) 211 (185 - 239) 264 (205 - 338)
Washington 647 (564 - 740) 78 (66 - 92) 224 (199 - 251) 346 (277 - 429)
West Virginia 141 (122 - 162) 19 (16 - 22) 54 (48 - 60) 69 (54 - 88)
Wisconsin 472 (411 - 538) 61 (51 - 72) 187 (164 - 212) 224 (178 - 281)
Wyoming 48 (42 - 55) 7 (6 - 8) 18 (16 - 20) 24 (18 - 30)

71012

Table 3. Marijuana Use in Past Month, by Age Group and State: Estimated Numbers (in Thousands), Annual Averages Based on 2005 and 2006 NSDUHs
State 12 or Older AGE GROUP (Years)
12-17 18-25 26 or Older
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
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, 2005 and 2006.
Total U.S. 14,720   1,710   5,356   7,655  
Alabama 181 (146 - 223) 24 (19 - 32) 61 (50 - 75) 95 (68 - 131)
Alaska 46 (39 - 54) 5 (4 - 7) 14 (12 - 17) 26 (20 - 34)
Arizona 254 (208 - 307) 38 (29 - 49) 93 (76 - 113) 123 (90 - 167)
Arkansas 131 (108 - 158) 18 (14 - 23) 44 (36 - 53) 69 (51 - 93)
California 1,970 (1,770 - 2,192) 215 (184 - 250) 692 (628 - 762) 1,063 (888 - 1,270)
Colorado 295 (248 - 350) 29 (23 - 37) 110 (94 - 128) 156 (119 - 205)
Connecticut 222 (186 - 264) 25 (20 - 32) 81 (69 - 95) 116 (86 - 154)
Delaware 42 (35 - 50) 5 (4 - 6) 17 (14 - 20) 20 (15 - 27)
District of Columbia 40 (34 - 48) 2 (2 - 3) 14 (12 - 17) 24 (19 - 31)
Florida 850 (766 - 946) 97 (85 - 111) 316 (289 - 345) 437 (362 - 528)
Georgia 436 (356 - 530) 47 (36 - 61) 151 (125 - 182) 238 (176 - 319)
Hawaii 57 (46 - 71) 7 (5 - 9) 19 (16 - 24) 31 (22 - 43)
Idaho 62 (51 - 75) 8 (6 - 10) 24 (20 - 29) 30 (22 - 41)
Illinois 562 (505 - 625) 74 (64 - 86) 219 (198 - 241) 269 (222 - 326)
Indiana 286 (238 - 343) 34 (26 - 43) 110 (92 - 130) 142 (106 - 190)
Iowa 116 (96 - 140) 16 (12 - 21) 45 (37 - 55) 55 (40 - 75)
Kansas 131 (108 - 157) 15 (12 - 19) 48 (40 - 58) 67 (50 - 90)
Kentucky 171 (140 - 208) 22 (17 - 28) 62 (50 - 76) 87 (63 - 118)
Louisiana 198 (163 - 240) 22 (17 - 28) 78 (64 - 94) 98 (72 - 134)
Maine 102 (86 - 120) 12 (9 - 15) 37 (33 - 42) 53 (40 - 70)
Maryland 221 (180 - 271) 27 (21 - 36) 78 (63 - 95) 116 (84 - 158)
Massachusetts 429 (366 - 502) 46 (36 - 58) 168 (145 - 193) 215 (166 - 279)
Michigan 539 (490 - 594) 66 (58 - 75) 188 (170 - 207) 285 (243 - 335)
Minnesota 307 (256 - 367) 33 (26 - 42) 101 (85 - 120) 173 (133 - 225)
Mississippi 120 (99 - 146) 14 (11 - 18) 43 (35 - 53) 63 (47 - 85)
Missouri 261 (214 - 316) 32 (24 - 41) 93 (78 - 111) 136 (99 - 185)
Montana 73 (62 - 86) 8 (7 - 10) 24 (20 - 27) 41 (32 - 53)
Nebraska 75 (62 - 92) 8 (6 - 11) 31 (26 - 38) 36 (26 - 49)
Nevada 136 (112 - 164) 16 (12 - 20) 40 (33 - 48) 80 (61 - 105)
New Hampshire 85 (71 - 100) 9 (7 - 12) 34 (29 - 40) 41 (31 - 55)
New Jersey 379 (312 - 462) 47 (36 - 61) 134 (111 - 161) 198 (145 - 270)
New Mexico 96 (80 - 115) 14 (11 - 17) 38 (32 - 46) 44 (32 - 61)
New York 1,139 (1,033 - 1,256) 124 (108 - 142) 426 (390 - 465) 588 (496 - 698)
North Carolina 399 (330 - 482) 51 (39 - 65) 141 (119 - 167) 207 (153 - 280)
North Dakota 23 (18 - 29) 2 (2 - 3) 10 (8 - 12) 11 (8 - 17)
Ohio 584 (528 - 645) 68 (59 - 78) 207 (189 - 227) 308 (259 - 367)
Oklahoma 153 (124 - 188) 19 (14 - 25) 54 (44 - 66) 80 (58 - 110)
Oregon 242 (203 - 287) 25 (19 - 32) 73 (61 - 86) 144 (113 - 184)
Pennsylvania 605 (546 - 672) 66 (57 - 76) 224 (204 - 247) 316 (264 - 377)
Rhode Island 83 (71 - 97) 8 (7 - 11) 35 (30 - 39) 40 (30 - 53)
South Carolina 191 (158 - 231) 22 (17 - 28) 73 (60 - 88) 96 (71 - 129)
South Dakota 33 (27 - 40) 4 (3 - 6) 13 (11 - 16) 16 (12 - 22)
Tennessee 303 (251 - 365) 28 (21 - 37) 108 (90 - 128) 167 (125 - 222)
Texas 800 (713 - 895) 116 (99 - 135) 323 (289 - 361) 360 (291 - 446)
Utah 85 (68 - 105) 12 (8 - 16) 35 (27 - 44) 38 (26 - 54)
Vermont 52 (45 - 61) 5 (4 - 6) 20 (18 - 23) 27 (21 - 35)
Virginia 341 (283 - 412) 40 (30 - 51) 123 (103 - 147) 178 (133 - 239)
Washington 434 (361 - 519) 41 (32 - 52) 138 (116 - 162) 255 (195 - 332)
West Virginia 92 (77 - 109) 9 (7 - 12) 35 (30 - 41) 48 (36 - 64)
Wisconsin 259 (216 - 309) 31 (24 - 39) 100 (83 - 119) 129 (96 - 172)
Wyoming 29 (24 - 35) 3 (3 - 4) 11 (9 - 13) 15 (12 - 20)

71012

Table 4. Perceptions of Great Risk of Smoking Marijuana Once a Month, by Age Group and State: Estimated Numbers (in Thousands), Annual Averages Based on 2005 and 2006 NSDUHs
State 12 or Older AGE GROUP (Years)
12-17 18-25 26 or Older
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
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, 2005 and 2006.
Total U.S. 95,031   8,705   7,994   78,332  
Alabama 1,857 (1,732 - 1,983) 153 (138 - 168) 173 (155 - 192) 1,531 (1,411 - 1,650)
Alaska 149 (135 - 164) 19 (16 - 22) 14 (12 - 16) 117 (104 - 131)
Arizona 1,892 (1,737 - 2,054) 162 (143 - 183) 170 (148 - 194) 1,560 (1,411 - 1,713)
Arkansas 1,049 (976 - 1,123) 86 (77 - 96) 82 (72 - 92) 881 (811 - 951)
California 10,972 (10,491 - 11,459) 1,107 (1,042 - 1,174) 1,078 (1,002 - 1,158) 8,786 (8,326 - 9,255)
Colorado 1,179 (1,070 - 1,295) 116 (102 - 131) 95 (79 - 113) 968 (866 - 1,077)
Connecticut 1,039 (942 - 1,140) 90 (80 - 100) 71 (60 - 83) 878 (786 - 975)
Delaware 271 (249 - 293) 25 (23 - 28) 20 (18 - 24) 225 (205 - 246)
District of Columbia 153 (139 - 167) 11 (9 - 12) 13 (10 - 15) 129 (117 - 143)
Florida 6,414 (6,156 - 6,672) 489 (461 - 517) 502 (468 - 537) 5,424 (5,176 - 5,673)
Georgia 3,202 (2,966 - 3,444) 295 (266 - 325) 315 (280 - 353) 2,592 (2,370 - 2,816)
Hawaii 390 (355 - 427) 33 (29 - 37) 36 (31 - 41) 321 (288 - 356)
Idaho 443 (408 - 479) 47 (43 - 52) 47 (41 - 54) 348 (315 - 383)
Illinois 4,081 (3,906 - 4,258) 399 (377 - 420) 362 (337 - 389) 3,320 (3,153 - 3,491)
Indiana 2,018 (1,862 - 2,178) 189 (171 - 209) 171 (149 - 195) 1,658 (1,510 - 1,810)
Iowa 982 (911 - 1,056) 85 (76 - 94) 84 (73 - 97) 813 (746 - 882)
Kansas 832 (766 - 900) 82 (74 - 90) 66 (56 - 77) 684 (622 - 747)
Kentucky 1,548 (1,440 - 1,659) 126 (114 - 138) 129 (114 - 145) 1,293 (1,191 - 1,396)
Louisiana 1,599 (1,480 - 1,718) 154 (140 - 168) 152 (133 - 172) 1,293 (1,182 - 1,405)
Maine 365 (332 - 400) 30 (27 - 34) 18 (15 - 22) 317 (285 - 350)
Maryland 1,807 (1,671 - 1,948) 161 (144 - 179) 143 (125 - 164) 1,503 (1,373 - 1,636)
Massachusetts 1,564 (1,411 - 1,726) 137 (120 - 155) 106 (89 - 127) 1,321 (1,175 - 1,476)
Michigan 2,955 (2,831 - 3,080) 318 (302 - 335) 232 (214 - 251) 2,404 (2,284 - 2,527)
Minnesota 1,364 (1,243 - 1,491) 139 (125 - 155) 105 (90 - 123) 1,119 (1,003 - 1,241)
Mississippi 1,224 (1,149 - 1,300) 115 (105 - 125) 125 (111 - 138) 985 (913 - 1,055)
Missouri 1,926 (1,778 - 2,078) 176 (158 - 194) 151 (131 - 173) 1,599 (1,459 - 1,743)
Montana 253 (229 - 278) 24 (22 - 27) 16 (14 - 19) 212 (190 - 236)
Nebraska 593 (550 - 637) 56 (51 - 62) 53 (46 - 61) 484 (443 - 525)
Nevada 705 (643 - 770) 68 (60 - 76) 63 (54 - 72) 575 (516 - 637)
New Hampshire 301 (269 - 335) 31 (27 - 35) 19 (16 - 24) 251 (220 - 284)
New Jersey 2,809 (2,582 - 3,042) 220 (195 - 246) 183 (155 - 213) 2,407 (2,187 - 2,632)
New Mexico 627 (576 - 680) 52 (45 - 58) 58 (50 - 66) 517 (469 - 567)
New York 6,188 (5,904 - 6,476) 518 (488 - 550) 479 (439 - 521) 5,191 (4,918 - 5,468)
North Carolina 2,910 (2,683 - 3,142) 232 (207 - 259) 225 (196 - 257) 2,453 (2,236 - 2,674)
North Dakota 210 (194 - 227) 18 (17 - 20) 21 (18 - 24) 171 (155 - 187)
Ohio 3,634 (3,478 - 3,792) 353 (335 - 371) 292 (271 - 315) 2,990 (2,838 - 3,143)
Oklahoma 1,184 (1,091 - 1,280) 103 (91 - 116) 114 (100 - 130) 967 (877 - 1,058)
Oregon 894 (806 - 987) 86 (76 - 97) 67 (56 - 81) 740 (658 - 828)
Pennsylvania 4,110 (3,932 - 4,289) 355 (336 - 375) 291 (270 - 314) 3,464 (3,290 - 3,640)
Rhode Island 279 (252 - 307) 25 (22 - 29) 21 (17 - 25) 233 (208 - 259)
South Carolina 1,456 (1,349 - 1,563) 125 (114 - 138) 118 (103 - 134) 1,213 (1,112 - 1,315)
South Dakota 255 (237 - 275) 25 (23 - 28) 24 (21 - 28) 205 (188 - 223)
Tennessee 2,078 (1,917 - 2,244) 176 (159 - 194) 152 (133 - 174) 1,749 (1,594 - 1,907)
Texas 8,016 (7,733 - 8,302) 782 (741 - 824) 742 (692 - 794) 6,492 (6,222 - 6,764)
Utah 832 (772 - 892) 103 (93 - 114) 120 (107 - 135) 608 (553 - 664)
Vermont 154 (139 - 171) 13 (12 - 15) 9 (8 - 11) 132 (117 - 147)
Virginia 2,362 (2,175 - 2,555) 221 (199 - 244) 173 (150 - 198) 1,968 (1,791 - 2,151)
Washington 1,485 (1,339 - 1,639) 157 (139 - 176) 110 (91 - 131) 1,218 (1,081 - 1,364)
West Virginia 691 (643 - 741) 52 (47 - 57) 48 (42 - 54) 591 (544 - 638)
Wisconsin 1,575 (1,445 - 1,712) 150 (134 - 168) 121 (103 - 142) 1,303 (1,179 - 1,433)
Wyoming 155 (142 - 168) 15 (13 - 16) 12 (10 - 14) 128 (116 - 141)

71012

Table 5. Average Annual Marijuana Initiates, by Age Group and State: Estimated Numbers (in Thousands), Based on 2005 and 2006 NSDUHs
State 12 or Older AGE GROUP (Years)
12-17 18-25 26 or Older
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
Estimate 95% Prediction
Interval
NOTE: Average annual number of marijuana initiates = X1÷2, where X1 is the number of marijuana initiates in past 24 months.
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, 2005 and 2006.
Total U.S. 2,420   1,241   994   186  
Alabama 34 (29 - 41) 17 (14 - 21) 15 (11 - 19) 3 (1 - 5)
Alaska 5 (5 - 6) 3 (2 - 4) 2 (2 - 3) 0 (0 - 1)
Arizona 49 (41 - 58) 28 (23 - 35) 17 (13 - 23) 4 (2 - 7)
Arkansas 24 (20 - 28) 13 (10 - 16) 9 (7 - 12) 2 (1 - 4)
California 292 (264 - 323) 156 (138 - 177) 116 (98 - 136) 20 (11 - 35)
Colorado 40 (33 - 47) 23 (19 - 28) 13 (10 - 17) 3 (2 - 7)
Connecticut 31 (27 - 37) 17 (14 - 21) 12 (9 - 15) 2 (1 - 4)
Delaware 8 (7 - 9) 4 (3 - 5) 3 (3 - 4) 1 (0 - 1)
District of Columbia 5 (4 - 6) 2 (1 - 2) 3 (2 - 4) 0 (0 - 1)
Florida 135 (123 - 148) 71 (63 - 80) 54 (46 - 63) 9 (5 - 17)
Georgia 72 (61 - 85) 32 (26 - 41) 34 (26 - 44) 6 (3 - 11)
Hawaii 9 (8 - 11) 4 (3 - 5) 4 (3 - 5) 1 (0 - 2)
Idaho 11 (9 - 13) 6 (5 - 7) 4 (3 - 6) 1 (0 - 2)
Illinois 106 (96 - 117) 53 (47 - 60) 46 (39 - 53) 8 (4 - 13)
Indiana 51 (43 - 60) 28 (23 - 34) 19 (15 - 25) 4 (2 - 8)
Iowa 26 (22 - 31) 12 (10 - 15) 12 (9 - 15) 2 (1 - 4)
Kansas 23 (19 - 26) 10 (8 - 13) 10 (8 - 13) 2 (1 - 4)
Kentucky 33 (28 - 38) 16 (13 - 20) 14 (11 - 19) 2 (1 - 5)
Louisiana 38 (32 - 44) 20 (16 - 24) 15 (11 - 20) 3 (1 - 6)
Maine 13 (11 - 15) 7 (6 - 8) 5 (4 - 6) 1 (0 - 2)
Maryland 46 (39 - 54) 23 (19 - 28) 19 (15 - 25) 3 (2 - 7)
Massachusetts 56 (48 - 66) 27 (22 - 33) 24 (19 - 31) 5 (3 - 10)
Michigan 91 (82 - 100) 46 (41 - 52) 38 (33 - 44) 6 (4 - 11)
Minnesota 43 (36 - 51) 22 (17 - 27) 17 (13 - 23) 3 (2 - 7)
Mississippi 23 (19 - 27) 11 (9 - 14) 10 (7 - 12) 2 (1 - 4)
Missouri 45 (38 - 54) 21 (17 - 27) 21 (16 - 27) 3 (2 - 7)
Montana 8 (7 - 9) 4 (3 - 5) 4 (3 - 5) 1 (0 - 1)
Nebraska 15 (13 - 18) 6 (5 - 8) 8 (6 - 10) 1 (0 - 2)
Nevada 18 (15 - 22) 11 (9 - 14) 6 (4 - 7) 2 (1 - 3)
New Hampshire 12 (10 - 14) 5 (4 - 7) 5 (4 - 7) 1 (0 - 2)
New Jersey 70 (60 - 82) 39 (31 - 47) 26 (20 - 33) 6 (3 - 11)
New Mexico 16 (14 - 19) 9 (7 - 11) 6 (5 - 8) 1 (0 - 2)
New York 156 (141 - 173) 79 (70 - 89) 64 (55 - 76) 13 (8 - 22)
North Carolina 66 (55 - 79) 33 (26 - 41) 26 (20 - 33) 7 (3 - 16)
North Dakota 5 (4 - 6) 2 (2 - 3) 3 (2 - 3) 0 (0 - 1)
Ohio 96 (87 - 106) 50 (44 - 56) 40 (34 - 46) 6 (4 - 11)
Oklahoma 28 (23 - 33) 14 (11 - 17) 11 (9 - 15) 2 (1 - 5)
Oregon 33 (27 - 39) 18 (14 - 22) 11 (9 - 15) 3 (2 - 7)
Pennsylvania 105 (96 - 116) 54 (48 - 60) 45 (39 - 51) 7 (4 - 12)
Rhode Island 10 (8 - 11) 5 (4 - 6) 4 (3 - 5) 1 (0 - 1)
South Carolina 35 (30 - 42) 18 (15 - 22) 15 (12 - 19) 2