Year	% of relevant age group
1974	26.2045
1975	41.14077
1976	30.94006
1978	37.80437
1979	42.65447
1983	60.87183
1984	69.85039
1985	75.72728
1986	75.1657
1987	73.47431
1988	68.54399
1989	71.80684
1990	74.62391
1992	81.84612
1994	82.21822
1995	77.54373
1996	79.79102
1997	84.04524
1998	85.79581
1999	88.07102
2000	88.46235
2001	87.20272
2002	86.37494
2003	84.86923
2009	105.02727
2011	107.75972
2012	110.73911
2013	104.25441
2014	104.67191
2015	105.60652
2016	106.80659
2017	104.59137
2018	101.85808