Year	% of relevant age group
1971	25.1301708221436
1972	25.3401393890381
1973	25.79368019104
1974	26.1540699005127
1975	27.0634803771973
1976	27.8980102539062
1977	29.1715393066406
1978	30.6955108642578
1979	31.5195198059082
1980	32.6698799133301
1981	34.4877586364746
1982	35.5728912353516
1983	36.616340637207
1984	39.6558113098145
1985	37.0150108337402
1986	37.1946411132812
1987	36.7350616455078
1988	35.6394805908203
1989	34.2103881835938
1990	35.0392799377441
1991	35.9018783569336
1992	35.1564483642578
1993	36.3059883117676
1994	35.3576812744141
1995	35.3899993896484
1996	36.3447685241699
1997	36.3282089233398
1998	35.6662101745605
1999	36.676570892334
2000	36.8806495666504
2001	38.8886604309082
2002	40.6116600036621
2003	42.2348594665527
2004	43.5006790161133
2005	46.1114616394043
2006	48.8312606811523
2007	51.1581115722656
2008	55.1741485595703
2009	59.1572914123535
2010	60.0502090454102
2011	59.8578186035156
2012	61.1758003234863
2013	61.3547897338867
2014	61.8401794433594
2015	62.3089599609375
2016	63.4986114501953
2017	64.2584533691406
2018	65.2964630126953
2019	65.5577774047852
2020	66.4361190795898
2021	67.485969543457
2022	66.831916809082