
Highest methamphetamine/amphetamine treatment admission rates (1998 to 2008). Includes: Washington state, Oregon, California, Hawaii, and Alaska.
Only region with increase in alcohol admission rates (9 percent) in 2008 compared to 1998. Includes: North Dakota, South Dakota, Minnesota, Nebraska, Iowa, Kansas, and Missouri.
Highest cocaine treatment admission rates (1998 to 2008). Includes: New York, Pennsylvania, and New Jersey.
Highest heroin treatment admission rates (1998 to 2008). Includes: Maine, Vermont, New Hampshire, Massachusetts, Connecticut, Rhode Island, New York, New Jersey, and Pennsylvania.
Highest treatment admission rates for opiates other than heroin (1998 to 2008). Includes: Kentucky, Tennessee, Mississippi, Alabama, Maine, Vermont, New Hampshire, Massachusetts, Connecticut, and Rhode Island.