said the Centers for Disease Control and Prevention a new report Pregnancy Rates for U.S. Women Continue to Drop latest report a new report Figure 4 www.TheNationalCampaign.org. a new report a new report Pregnancy Rates for U.S. Women Continue to Drop Pregnancy Rates for U.S. Women Continue to Drop http://www.cdc.gov/nchs/data/databriefs/db136.htm 15 to 20 percent of known pregnancies Centers for Disease Control and Prevention http://www.cdc.gov/nchs/data/databriefs/db136.htm latest report More Information National Center For Health Statistics a new report Figure 4 a new report latest CDC report conducted by the Centers for Disease Control and Prevention a new report http://www.cdc.gov... Pregnancy Rates for U.S. Women Continue to Drop Get this