Year	% of current health expenditure
2000	1.19
2001	2.83
2002	3.85
2003	6.63
2004	10.23
2005	10.21
2006	13.04
2007	7.79
2008	9.44
2009	9.07
2010	9.41
2011	10.76
2012	6.08
2013	8.89
2014	9.78
2015	7.56
2016	9.34
2017	9.52
2018	8.72
2019	6.38
2020	5.66
2021	10.85