Year % of current health expenditure 2000 48.35 2001 46.84 2002 48.34 2003 38.92 2004 37.68 2005 50.99 2006 50.67 2007 44.51 2008 44.38 2009 50.45 2010 49.14 2011 51.96 2012 49.6 2013 48.21 2014 37.36 2015 37.93 2016 38.94 2017 37.95 2018 48.39 2019 51.42 2020 44.84 2021 53.44