Year % of current health expenditure 2000 46.56900787 2001 40.83420181 2002 35.20578384 2003 42.43741226 2004 47.24222946 2005 50.26538086 2006 57.04694748 2007 55.31784439 2008 53.01771545 2009 52.91990662 2010 51.93137741 2011 49.42181396 2012 53.33390427 2013 44.25626373 2014 47.08756256 2015 42.19313431 2016 43.25985718 2017 39.33655167 2018 39.16656494 2019 33.37908936 2020 35.78504944 2021 35.85033035