Year	% of population
1993	30.6
1994	30.36940574646
1995	32.4504508972168
1996	34.5287704467773
1997	36.6036949157715
1998	42.6
1999	40.7405395507813
2000	43.7
2001	44.8
2002	46.8
2003	48.3
2004	50.8
2005	41.3
2006	55.1
2007	56.9
2008	60.5
2009	61.1
2010	64.2
2011	64.1
2012	56.5
2013	70.7
2014	78.3
2015	74
2016	79.3
2017	79
2018	80.4
2019	83.5
2020	85.4
2021	86.3
2022	85.1