About 16% of the world's population lives where women's fertility is 4+ children per woman
But about 16 percent of the world’s population lives in countries where fertility is still more than four children per woman, Mr. May said. The numbers of people are expected to more than triple in these places during this century, an issue that is urgent not only for their economies and environment, but also for the women themselves, who women’s rights advocates argue would benefit from more power to decide about bearing children.
Sabrina Tavernise, "Study Says Meeting Contraception Needs Could Cut Maternal Deaths by a Third." The New York Times. The New York Times, 9 July 2012. Web. 16 July 2012. http://www.nytimes.com/2012/07/10/health/meeting-contraception-needs-cou...