Use of Contraception in the United States: 1982-2008 (pdf)
This report presents national estimates of contraceptive use and method choice based on the 1982, 1995, 2002, and 2006–2008 National Surveys of Family Growth (NSFG). Contraceptive use is a major factor affecting birth and pregnancy rates as well as the rate of unintended pregnancy.
open here to see the full-text (pdf, 2.3MB, 84 pages):
http://www.cdc.gov/nchs/data/series/sr_23/sr23_029.pdf
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