 In 1990, approximately 43 percent of the world's population was living on less than $1.25 a day and has dropped to about 16 percent in 2008.Maternal deaths have dropped from 543,000 in 1990 to 287,000 in 2010.Under-five mortality rates have also dropped, from 12 million in 1990 to 6.9 million in 2011.