Year	% of people ages 15 and above
1986	43.5294418334961
1987	44.1401901245117
1988	44.5109901428223
1989	45.1465682983398
1990	45.7238807678223
1991	46.0618209838867
1992	46.3830604553223
1993	46.7584114074707
1994	47.3481597900391
1995	47.3681907653809
1996	47.8301696777344
1997	48.57666015625
1998	49.082649230957
1999	49.9111213684082
2000	50.4987602233887
2001	51.867561340332
2002	52.3738098144531
2003	52.9525604248047
2004	54.3755989074707
2005	53.6199607849121
2006	52.0780906677246
2007	53.5543212890625
2008	53.8940200805664
2009	54.0397491455078
2010	54.8813514709473
2011	56.9407615661621
2012	58.2316284179688
2013	59.2676200866699
2014	60.1253318786621
2015	60.6003189086914
2016	61.4376983642578
2017	62.5403594970703
2018	63.8712997436523
2019	64.2076034545898
2020	64.4329071044922
2021	64.9476013183594
2022	65.2185211181641