Estimated Pregnancy Rates and Rates of Pregnancy Outcomes for the United States, 1990–2008

According to this report, "the 2008 pregnancy rate of 105.5 pregnancies per 1,000 women aged 15–44 is 9 percent below the 1990 peak of 115.8. The teen pregnancy rate dropped 40 percent from 1990 to 2008, reaching a historic low of 69.8 per 1,000 women aged 15–19. Pregnancy rates have declined significantly for non-Hispanic white, non-Hispanic black, and Hispanic teenagers. Rates in 2008 for non-Hispanic black and Hispanic teenagers were two to three times higher than the rates for non-Hispanic white teenagers. Pregnancy rates for women in their early 20s declined to the lowest level in more than three decades, although the declines have been more modest than for teenagers. Pregnancy rates for women aged 25–29 have changed relatively little since 1990, while rates for women in their 30s and early 40s increased."

A copy of the full report is available at this link.