Stunning%20new%20report%20ranks%20US%20dead%20last%20in%20health%20care%20among%20richest%20countries%u2014despite%20spending%20the%20most%20%7C%20TheHill: The U.S. health care system ranked last among 11 wealthy countries despite spending the highest percentage of its gross domestic product on health care, according to an analysis by the Commonwealth Fund.�