Year % of current health expenditure 2000 2.59515572 2001 2.70270276 2002 2.13414645 2003 3.6418817 2004 14.24657536 2005 2.90771174 2006 5 2007 3.27706051 2008 1.39194143 2009 3.85812068 2010 4.51080036 2011 3.7470727 2012 6.15034151 2013 6.33200216 2014 5.88547182 2015 0.8010118 2016 4.71697998 2017 4.60213614 2018 3.23623443 2019 3.41121769 2020 4.9391408 2021 8.33674622