Year	% of total population ages 15+ (national estimate)
1983	54.333
1984	54.912
1985	55.014
1986	55.41
1987	55.332
1988	55.816
1989	56.116
1990	58.035
1991	59.417
1992	58.721
1993	58.314
1994	58.159
1995	57.715
1996	57.606
1997	57.669
1998	57.68
1999	57.86
2000	57.458
2001	57.479
2002	57.272
2003	57.317
2004	56.872
2005	58.413
2006	59.2
2007	59.178
2008	59.37
2009	59.652
2010	59.328
2011	60.139
2012	60.075
2013	60.369
2014	60.436
2015	60.215
2016	61.028
2017	61.242
2018	61.264
2019	61.966
2020	60.558
2021	60.588
2022	61.252
2023	61.469