Year % of current health expenditure 2000 0.44203734539070527 2001 0.5152200852151251 2002 0.9116540515168026 2003 0.7799793519706582 2004 1.7842836441219416 2005 0.6777547882555338 2006 0.5196089697803228 2007 0.40292269093788585 2008 0.44972470787502405 2009 0.48285970492499 2010 0.5147228442975311 2011 0.6435555720664664 2012 0.5422048914391788 2013 0.387697932497678 2014 0.5362150359435368 2015 0.4877002502333032 2016 0.3727117368271216 2017 0.30473504524822 2018 0.3142016266384843 2019 0.306097166571833 2020 0.2898062515980062 2021 0.500943219369323