Year	% of relevant age group
1986	47.0035285949707
1987	47.1576118469238
1988	47.6745414733887
1989	47.9288215637207
1990	47.9790916442871
1991	48.5330009460449
1992	49.768741607666
1993	50.4842987060547
1994	50.3471908569336
1995	51.0299301147461
1996	51.7013816833496
1997	52.9370994567871
1998	54.0474586486816
1999	55.5166893005371
2000	57.0688705444336
2001	59.0142707824707
2002	61.3004493713379
2003	63.163818359375
2004	64.7444305419922
2005	66.3179473876953
2006	66.0636672973633
2007	67.3352966308594
2008	68.0145568847656
2009	68.8730697631836
2010	70.035888671875
2011	71.3043823242188
2012	71.7289428710938
2013	71.4169311523438
2014	71.5048065185547
2015	71.5471267700195
2016	72.4764633178711
2017	72.0188980102539
2018	71.9924697875977
2019	72.6311264038086
2020	74.050178527832
2021	74.5182876586914
2022	74.2490692138672