Year	% of current health expenditure
2000	0.09
2001	4.37
2002	3.51
2003	9.43
2004	8.59
2005	13.34
2006	11.09
2007	9.65
2008	8.05
2009	11.76
2010	8.92
2011	14.5
2012	8.49
2013	8.82
2014	6.32
2015	7.48
2016	5.19
2017	7.65
2018	4.34
2019	1.32
2020	8.41
2021	12.12