Year % of current health expenditure 2002 13.73297024 2003 6.65036392 2004 9.9371376 2005 15.71056557 2006 18.48848534 2007 16.17664719 2008 18.47561455 2009 21.8033886 2010 15.52872467 2011 21.13860512 2012 21.17189598 2013 22.91737556 2014 21.98381996 2015 16.44546318 2016 18.94781876 2017 19.42013359 2018 19.73445702 2019 19.83023643 2020 16.13204002 2021 19.34802628