Year	% of population
1990	100
1991	100
1992	100
1993	100
1994	100
1995	99.9978746319932
1996	99.97149827108919
1997	99.96528521115333
1998	99.9672900625295
1999	99.871375962596
2000	99.11370585877377
2001	99.16393251818886
2002	99.20259635883485
2003	99.21152377340917
2004	99.23754508368131
2005	99.27829501797798
2006	99.3002552444017
2007	99.36194193298878
2008	99.4071122004384
2009	99.46523965797901
2010	99.66472525543851
2011	99.66342378232062
2012	99.82790458192363
2013	99.84893432200396
2014	99.87540933441618
2015	99.16697761840715
2016	99.82830650555911
2017	99.96370940376163
2018	99.97047276077117
2019	99.95331424818579
2020	99.97602368236257
2021	99.98815790224172
2022	99.99772364681083