Year % of current health expenditure 2000 40.02908707 2001 40.9506073 2002 44.44372559 2003 46.41804886 2004 52.33841705 2005 67.66761017 2006 74.84726715 2007 49.93323898 2008 57.28064728 2009 55.67425919 2010 60.59221268 2011 48.11539459 2012 46.90641785 2013 44.22947311 2014 48.73859787 2015 52.01264572 2016 50.53026962 2017 51.05590439 2018 46.48692322 2019 48.30961609 2020 46.38598251 2021 51.069767