Year	% of population
1992	26.4
1993	27
1994	28.9325885772705
1995	29.9521484375
1996	30.9689884185791
1997	31.9824295043945
1998	32.9917907714844
1999	33.9963111877441
2000	36.5
2001	36
2002	36.9
2003	37.8
2004	38.7
2005	39.6
2006	40.5
2007	43.7
2008	42.4
2009	44.1
2010	44.4
2011	42.3
2012	46.4
2013	47.4
2014	48.4
2015	51.6
2016	49.7
2017	52.5
2018	52.3
2019	53.3
2020	52.3
2021	55.2
2022	56.2