Year % of current health expenditure 2000 63.11794662 2001 55.34971619 2002 52.36088181 2003 55.74952698 2004 54.22105789 2005 56.13697815 2006 56.37023926 2007 52.60812378 2008 51.78384018 2009 53.63093567 2010 57.38660812 2011 59.06954575 2012 60.06042862 2013 61.36355209 2014 61.03231049 2015 63.04369354 2016 65.01004791 2017 69.00894928 2018 66.3979187 2019 64.46092224 2020 63.26677322 2021 64.10591125