Year	% of population
1994	36.5
1995	43.6312522888184
1996	44.6482124328613
1997	45.6617698669434
1998	46.6712455749512
1999	48.2
2000	48.7
2001	49.7
2002	51.4
2003	51.5
2004	52.4
2005	58.9
2006	60.2
2007	55.3
2008	60.3
2009	57.3
2010	58.4
2011	55.8
2012	55.8
2013	61.5
2014	61.9
2015	62.6
2016	64.3
2017	65.6
2018	67.1
2019	68.6
2020	69.9
2021	71.1
2022	70.4