Year % of current health expenditure 2003 0.8234670364239157 2004 1.2245648584568127 2005 0.947367374727227 2006 0.9234011382685231 2007 1.0288156531394863 2008 0.6500654295223488 2009 0.7386359972018244 2010 0.5167244553781065 2011 0.5064323074427193 2012 0.5038849413325766 2013 0.40267691599755806 2014 0.7106543880208097 2015 0.584897780005033 2016 0.4339004913859872 2017 0.3870232502804984 2018 0.35188896160810845 2019 0.4832269986461141 2020 0.5245841261740988 2021 0.7165459814249541