Birth and fertility rates have fallen significantly since 1960
Since 1960, the overall birth rate has fallen 45 percent, and the fertility rate, 46 percent. Since 1990, African-Americans and Hispanics have had the largest declines. Today, rates are highest among Hispanics and lowest among whites.
Birth rates and fertility rates, by race

Source: National Center for Health Statistics, National Vital Statistics Reports, 2011.