Year % of current health expenditure 2000 47.03988266 2001 53.50387192 2002 49.51161957 2003 51.4727478 2004 54.85249329 2005 53.23128128 2006 52.94622803 2007 50.60356903 2008 58.59596252 2009 49.31325912 2010 59.52026749 2011 58.58395386 2012 58.08099365 2013 45.23834229 2014 46.46343231 2015 48.77671814 2016 55.20955658 2017 56.41589355 2018 41.67272949 2019 60.55822754 2020 49.67550659 2021 48.96758652