Year % of current health expenditure 2000 31.57487297 2001 31.63286591 2002 30.69062233 2003 30.76501274 2004 32.05981445 2005 32.77381897 2006 31.0769558 2007 30.91247177 2008 29.51094818 2009 26.40225029 2010 25.38431358 2011 25.78322983 2012 24.5027504 2013 23.22566605 2014 24.41330528 2015 22.59923172 2016 22.20295334 2017 21.25539017 2018 22.4164257 2019 22.32456398 2020 20.28676224 2021 20.74214363