Year	% of relevant age group
1970	121.2237
1971	121.972
1972	122.7587
1973	124.4108
1974	124.2375
1975	125.4938
1976	125.4348
1977	125.6437
1978	124.348
1979	125.9031
1980	124.1762
1981	124.3725
1982	122.2489
1983	124.5516
1984	127.2664
1985	127.0536
1986	124.7456
1987	120.0505
1988	119.4815
1989	117.3513
1990	118.6431
1991	114.2913
1992	113.241
1993	113.2183
1994	112.446
1995	112.2341
1996	110.5739
1997	109.8869
1998	110.6657
1999	111.3485
2000	112.0919
2001	112.7107
2002	114.2146
2003	115.2622
2004	113.6218
2005	114.9529
2006	113.2151
2007	114.106
2008	112.974
2009	107.4055
2010	108.66
2011	106.3345
2012	105.0498
2013	104.0408
2014	101.967
2015	101.7181
2016	103.0495
2017	101.8073
2018	102.1615