Year % of current health expenditure 2000 52.01455307 2001 46.99192429 2002 44.82195282 2003 46.57328796 2004 37.03465652 2005 39.6763916 2006 38.33383942 2007 42.46761322 2008 45.34465408 2009 45.45381165 2010 44.44105911 2011 36.7665863 2012 42.71012878 2013 44.94179153 2014 35.87094116 2015 32.04604721 2016 29.45782852 2017 30.29995346 2018 34.60900116 2019 39.79958725 2020 35.8677063 2021 38.51412964