Year	% of population
1990	0
1991	0
1992	0
1993	0
1994	0
1995	0
1999	0.133617289
2000	0.187042622
2001	0.366533175
2002	2.244418222
2003	2.814517987
2004	3.532838162
2005	3.917787977
2006	4.301051789
2007	4.721999379
2008	9
2009	10.8
2010	14
2011	14
2012	15.2
2013	16.5
2014	17.76