Year % of current health expenditure 2000 7.37138980039775 2001 4.540806241800281 2002 5.338166982127672 2003 4.993156461527616 2004 6.020777046118103 2005 6.221901011231734 2006 6.94534355363375 2007 6.853884258619018 2008 7.2017384429606475 2009 7.931816296464347 2010 8.348754759574357 2011 9.475139786172965 2012 9.121256753187733 2013 10.638028169319668 2014 11.577239325080036 2015 10.95862308011973 2016 10.98018181057471 2017 11.51670598467792 2018 10.294152106069745 2019 11.476004344445169 2020 12.872275495151046 2021 13.463710943629636