Year % of current health expenditure 2000 41.27677155 2001 52.92855835 2002 59.41811371 2003 57.65277481 2004 55.55617905 2005 52.12800217 2006 40.36954498 2007 39.40856934 2008 33.15676498 2009 28.49826622 2010 34.63727951 2011 32.38171005 2012 32.57001877 2013 35.40424347 2014 42.67658615 2015 49.96444321 2016 52.2201004 2017 50.60655212 2018 53.95218658 2019 50.65752029 2020 41.67828369 2021 37.34977341