Figure 2.21 is a U.S. map showing percentages reporting past year use of cocaine among youths aged 12 to 17, by State, for 1999 and 2000. States listed here in alphabetical order within each group were divided into five groups based on the magnitude of their percentages. States in the highest group (1.93 to 3.19 percent) were Arizona, California, Colorado, Minnesota, Montana, Nevada, New Mexico, South Dakota, Texas, and Washington. States in the next highest group (1.64 to 1.92 percent) were Idaho, Indiana, Maine, New Hampshire, Oregon, Tennessee, Utah, Vermont, Wisconsin, and Wyoming. States in the mid group (1.46 to 1.63 percent) were Alabama, Alaska, Connecticut, Delaware, Florida, Hawaii, Massachusetts, Nebraska, North Dakota, Rhode Island, and West Virginia. States in the next lowest group (1.29 to 1.45 percent) were Arkansas, Iowa, Kentucky, Maryland, New York, North Carolina, Oklahoma, Pennsylvania, South Carolina, and Virginia. States in the lowest group (0.89 to 1.28 percent) were District of Columbia, Georgia, Illinois, Kansas, Louisiana, Michigan, Mississippi, Missouri, New Jersey, and Ohio.