Year	% of population
1990	0
1991	0
1992	0
1993	0
1994	0
1995	0
2001	0.004722568
2002	0.004561395
2003	0.087891253
2004	0.10580903
2005	1.224148084
2006	2.107123645
2007	1.9
2008	1.84
2009	3.55
2010	4
2011	5
2012	5.454545455
2013	5.9
2014	7
2015	8.26
2016	11
2017	13.5
2018	16.8
2019	17.6
2020	18.4