So you need the real number of abortions committed per year, then 70 % of that is done by believers, then put that into the population of believers to get per capita. (religion.blogs.cnn.com)
It is clear that the overwhelming number of abortions were for birth control unrelated to the health of the fetus or the woman. (firstthings.com)
But it also acknowledged state regulations and the declining number of abortion clinics may have contributed. (christianitytoday.com)