Year % of current health expenditure 2000 63.76799011 2001 55.92798233 2002 46.02299881 2003 38.93305588 2004 35.13972473 2005 35.23891068 2006 34.70101929 2007 44.09305954 2008 33.42354202 2009 46.11646652 2010 48.45648193 2011 36.43447495 2012 52.51751709 2013 48.74490356 2014 52.27241135 2015 42.10213852 2016 58.14766693 2017 44.81046295 2018 48.88093185 2019 44.77917099 2020 46.85018921 2021 49.50627136