Year	% of population
1990	0.360999701
1991	0.570385926
1992	0.91598104
1993	1.184557509
1994	2.378693853
1995	4.163525253
1996	6.76023965
1997	15.07235736
1998	24.8974003
1999	36.18644004
2000	51.3
2001	60.2
2002	61.59329927
2003	64.2
2004	65.95596346
2005	71.66
2006	72.4
2007	73.2
2008	76.7
2009	80.3
2010	80.3
2011	83
2012	83
2013	85.8
2014	87.12
2015	90
2016	91.16
2017	92.70137191
2018	94.64
2019	91.91289669
2020	92.3
2021	92.83401664