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These tables were prepared by the Center for Behavioral Health Statistics and Quality (CBHSQ), Substance Abuse and Mental Health Services Administration (SAMHSA), U.S. Department of Health and Human Services (HHS), and by RTI International, a trade name of Research Triangle Institute, Research Triangle Park, North Carolina. Work by RTI was performed under Contract No. HHSS283200800004C. Contributors and reviewers at RTI listed alphabetically include Jeremy Aldworth, Heather Archambault, Kimberly Ault, Stephanie Barnett, Kortnee Barnett-Walker, Ellen Bishop, Michael R. Bradshaw, Nancy C. Braxton, Lisa Carpenter, Pinliang (Patrick) Chen, Chuchun Chien, James R. Chromy, Elizabeth Copello, G. Lance Couzens, Devon S. Cribb, David Cunningham Hunter, Christopher Cummiskey, Lanting Dai, Christine Davies, Teresa R. Davis, Susan Edwards, Barbara J. Felts, Misty S. Foster, Peter Frechtel, Julia Gable, Gina S. Geercken, Harper Gordek, Jennifer Gratton, Wafa Handley, David C. Heller, Erica Hirsch, Phillip Kott, Larry A. Kroutil, Jeff Laufenberg, Amanda Lewis-Evans, Mary Ellen Marsden, Peilan Chen Martin, Andrew Moore, N. Ben Neely, Lisa E. Packer, Brenda K. Porter, Jeremy Porter, Rosanna S. Quiroz, Harley Rohloff, Neeraja S. Sathe, Jennifer H. Schoden, Victoria Scott, Kathryn Spagnola, Thomas G. Virag (Project Director), Jiantong (Jean) Wang, Matthew Westlake, Ryan Whitworth, and Carol Woodell. Contributors at SAMHSA listed alphabetically include Peggy Barker, Jonaki Bose, Joseph Gfroerer, Beth Han, Sarra Hedden, Arthur Hughes, Michael Jones, Joel Kennet, Pradip Muhuri, Dicy Painter, and Peter Tice. At RTI, Farrah Bullock Mann and Brenda K. Porter formatted the tables; Claudia M. Clark, Richard Hair, Amanda Lewis-Evans, Amber McDonald, and Richard S. Straw provided editorial assistance; and Teresa G. Bass, Kimberly Cone, Valerie Garner, Danny Occoquan, Pamela Couch Prevatt, Roxanne Snaauw, Pamela Tuck, and Cheryl Velez provided Web conversion and/or document production support. Final report production was managed by Christine Hager at SAMHSA.

Electronic Access to Publication

This publication may be downloaded from http://www.samhsa.gov/data.

Originating Office

Substance Abuse and Mental Health Services Administration
Center for Behavioral Health Statistics and Quality
1 Choke Cherry Road, Room 7-1014
Rockville, MD 20857

May 2012

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