Year % of current health expenditure 2000 0 2001 0 2002 0 2003 0 2004 0 2005 0 2006 0.02001383 2007 0.00104208 2008 0.01191935 2009 0.01324864 2010 0.01022053 2011 0.002029 2012 0.0015266 2013 0.00269315 2014 0.00242602 2015 0.00141932 2016 0 2017 0 2018 0 2019 0 2020 0 2021 0 2022 0