Year % of current health expenditure 2000 0.7128222433123218 2001 1.1185837611300866 2002 1.2955710707505308 2003 1.5078636630301203 2004 1.7440206997841945 2005 1.76092976883256 2006 2.4567368082091114 2007 2.117589586150228 2008 1.9703550032611465 2009 2.145389012966208 2010 2.8468798026118707 2011 3.3664752568103222 2012 3.00190774789729 2013 2.9470955008544752 2014 2.8391408937849705 2015 2.6907612681585418 2016 2.1857706546428948 2017 1.7770825790941989 2018 1.675963414948551 2019 1.590704523154585 2020 1.5681292928510782 2021 2.5530250956173703