Year	% of relevant age group
1971	7.46915006637573
1972	6.9566798210144
1973	7.14187002182007
1974	6.86920976638794
1975	7.7117600440979
1976	7.63879013061523
1977	8.57730960845947
1978	8.73237037658691
1979	9.57234001159668
1980	9.4069299697876
1981	10.4317598342896
1982	10.6275100708008
1983	11.3307199478149
1984	12.3279495239258
1985	13.9273796081543
1987	15.6726598739624
1988	16.6813907623291
1989	16.3459701538086
1990	19.1389198303223
1991	19.4536209106445
1992	25.7580509185791
1993	25.2205104827881
1994	26.058069229126
1995	17.9666805267334
1996	21.8323593139648
1999	21.9752407073975
2000	23.8950500488281
2001	25.2926807403564
2002	26.1373901367188
2003	27.7571506500244
2004	29.1417999267578
2005	30.6625804901123
2006	31.960880279541
2007	34.0685195922852
2008	37.815601348877
2009	42.7251892089844
2010	46.2501106262207
2011	52.7849998474121
2012	56.2800216674805
2013	61.3418502807617
2014	59.9809112548828
2015	60.7178802490234
2016	60.3090896606445
2017	61.645149230957
2018	62.8463706970215
2019	61.8211288452148
2020	62.0456809997559
2021	63.8423805236816
2022	58.3837013244629