Figure 2.19 is a U.S. map showing percentages reporting past month use of any illicit drug other than marijuana among persons aged 26 or older, 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 (2.02 to 2.76 percent) were Alaska, Arizona, California, Delaware, District of Columbia, Massachusetts, Nevada, Oklahoma, Utah, and Wisconsin. States in the next highest group (1.84 to 2.01 percent) were Colorado, Connecticut, Illinois, Kentucky, New Mexico, New York, Oregon, Pennsylvania, and Washington. States in the mid group (1.67 to 1.83 percent) were Georgia, Kansas, Louisiana, Maryland, Michigan, Minnesota, New Jersey, North Carolina, Ohio, Rhode Island, Tennessee, and Vermont. States in the next lowest group (1.56 to 1.66 percent) were Alabama, Arkansas, Florida, Hawaii, Indiana, Mississippi, Missouri, New Hampshire, South Carolina, and Wyoming. States in the lowest group (1.34 to 1.55 percent) were Idaho, Iowa, Maine, Montana, Nebraska, North Dakota, South Dakota, Texas, Virginia, and West Virginia.