Year % of current health expenditure 2000 27.94761276 2001 27.4595089 2002 27.68584061 2003 27.62561417 2004 28.52048874 2005 27.50499153 2006 27.01771545 2007 29.61282158 2008 36.40523529 2009 35.01259995 2010 38.06742859 2011 32.93125534 2012 31.71681404 2013 30.40564346 2014 28.63145065 2015 31.52612686 2016 30.40841675 2017 28.1529808 2018 29.70149803 2019 26.2140522 2020 21.7094574 2021 23.01627159