Year % of current health expenditure 2000 11.6393671 2001 6.95184898 2002 15.44264221 2003 12.32130432 2004 9.72167492 2005 21.91748619 2006 18.29016876 2007 21.38198662 2008 19.44012833 2009 34.35081482 2010 22.90645218 2011 28.87620544 2012 24.979599 2013 33.13179016 2014 37.03115845 2015 41.40312195 2016 32.82312393 2017 31.45635605 2018 51.37660217 2019 27.89796257 2020 35.90270233 2021 36.27486038