Year	% of population
1960	0
1965	0
1970	0
1975	0
1976	0
1977	0
1978	0
1979	0
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	0
1987	0
1988	0
1989	0
1990	0
1991	0
1992	0
1993	0
1994	0
1995	0
1996	0.298032982
1997	0.990883868
1998	1.484854484
1999	2.473166147
2000	4.063907991
2001	5.128103982
2002	14.75884055
2003	18.64518218
2004	19.57062058
2005	20.48780488
2006	21.39599117
2007	22.29
2008	23.18
2009	24.05
2010	27
2011	30
2012	32
2013	35
2014	51.6
2015	52.5
2016	53.3
2017	54.2
2018	61.4
2019	69.61219021
2020	74.72185387
2021	77.76723663