Year	% of population
1996	66.9
1997	71.7715148925781
1998	73.0895843505859
1999	74.4028167724609
2000	76.8
2001	77.7
2002	79.6
2003	80
2004	80.6
2005	81.6
2006	82.6
2007	88.9
2008	86.2
2009	85.6
2010	92.4
2011	92.5
2012	92.6
2013	91.8
2014	93
2015	93.2
2016	93.4
2017	96
2018	95.1
2019	96.1
2020	97.1
2021	92.1
2022	92