Year	% of relevant age group
1970	59.0204696655273
1971	59.0542984008789
1972	59.1592483520508
1973	60.2099494934082
1974	60.7209587097168
1975	62.0043411254883
1976	62.903148651123
1977	63.1230583190918
1978	64.1676483154297
1979	64.6360931396484
1980	65.8599090576172
1981	67.3911209106445
1982	68.5950622558594
1983	69.8197326660156
1984	71.4438323974609
1985	72.181510925293
1986	72.7405014038086
1987	73.5804290771484
1988	74.6675415039062
1989	75.109733581543
1990	75.9195709228516
1991	76.5684127807617
1992	76.8206634521484
1993	77.378288269043
1994	77.6670989990234
1995	78.295539855957
1996	77.8627624511719
1997	77.3021087646484
1998	76.8513031005859
1999	76.6614303588867
2000	78.0550308227539
2001	78.5913925170898
2002	79.5784225463867
2003	79.8329467773438
2004	81.26123046875
2005	83.0078277587891
2006	84.1095733642578
2007	84.5120086669922
2008	85.0356903076172
2009	85.8180465698242
2010	85.3240203857422
2011	84.5547714233398
2012	84.9019317626953
2013	85.2213821411133
2014	86.3724594116211
2015	86.8135986328125
2016	86.7501220703125
2017	86.8286209106445
2018	86.9642715454102
2019	86.0495223999023
2020	86.8572616577148
2021	87.6234588623047
2022	93.9316101074219