Year	% of relevant age group
1970	136.2342
1971	141.2388
1972	142.4369
1973	142.4753
1974	141.8084
1975	141.5844
1976	137.1522
1977	138.0561
1978	139.0473
1979	151.9733
1980	143.7791
1981	142.1559
1982	141.5463
1983	135.1643
1984	139.0818
1985	133.8919
1986	126.2122
1987	129.35
1988	135.1914
1989	126.535
1990	137.0604
1991	123.0651
1992	122.5463
1993	125.6174
1994	125.369
1995	121.3425
1996	119.4357
1997	119.9716
1998	119.8533
1999	115.9928
2000	117.4019
2001	119.6559
2002	119.1853
2003	116.978
2004	116.962
2005	117.92
2006	113.3844
2007	112.8486
2008	110.4201
2009	107.9289
2010	103.2095
2011	101.0995
2012	97.87364
2013	99.37334
2014	99.6467
2015	100.5959
2016	100.8363
2017	100.5988
2018	100.5323