"A survey of abortion providers estimated that medical abortions (the deliberate use of LETHAL CHEMICALS to kill unborn Americans -TCW) accounted for 17% of all abortions and slightly over 25% of abortions before 9 weeks gestation in the United States in 2008 (94% of non-hospital medical abortions used [name of chemicals ...]). Medical abortions (massacre of the innocent with chemical agents) accounted for 32% of first trimester abortions at Planned Parenthood clinics in the United States in 2008."
Various sources including: "Decline in U.S. abortion rate stalls". The Washington Post. p. A3. & New England J.O.M 361 (2): 145–151. Note: the survey collected data on the number of medical abortions (use of chemicals) compared to surgical abortions in the U.S. in 2008.