Each report discusses the State's main information sources; tabular and graphical presentations; methods of statistical inference; and policy implications related to resource allocation, legislation, and drug programs. The analyses conclude that California does a thorough job of collecting and analyzing drug-related data, especially treatment and survey data, although more detailed criminal justice data might broaden the knowledge base. Colorado and New York also do outstanding jobs with New York noteworthy for the wide variety of information sources on drug abuse. New Jersey does a thorough job of collecting criminal justice data, but does not use emergency room and death data and information from urine testing to the extent that it could. The most noteworthy aspect of New Jersey's system is its success at using drug data to influence policymaking. Footnotes, tables, figures, and appended data collection instruments and related information. For related reports, see NCJ-133108-9 and 133111.