Figure 5.23 is a U.S. map showing needing but not receiving treatment for illicit drug use in past year among persons aged 18 to 25, by State: percentages, annual averages based on 2002 and 2003 NSDUHs. 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 (8.39 to 11.52 percent) were Colorado, Maine, Maryland, Massachusetts, New Hampshire, New Mexico, Oregon, Rhode Island, Vermont, and Washington. States in the next highest group (7.77 to 8.38 percent) were Alaska, Arizona, Connecticut, District of Columbia, Missouri, Montana, New York, Virginia, West Virginia, and Wyoming. States in the mid group (7.08 to 7.76 percent) were Arkansas, California, Florida, Hawaii, Idaho, Michigan, Nevada, Ohio, Oklahoma, Pennsylvania, and South Carolina. States in the next lowest group (6.66 to 7.07 percent) were Delaware, Illinois, Indiana, Kentucky, Louisiana, Minnesota, New Jersey, North Dakota, Tennessee, and Wisconsin. States in the lowest group (5.42 to 6.65 percent) were Alabama, Georgia, Iowa, Kansas, Mississippi, Nebraska, North Carolina, South Dakota, Texas, and Utah.
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