Year	% of relevant age group
1970	109.2455
1971	106.34045
1972	116.44803
1973	126.08103
1974	120.44619
1975	119.91478
1976	127.54206
1977	126.99673
1978	117.04122
1979	110.20319
1980	117.02991
1981	115.87268
1982	106.62423
1985	101.99788
1986	105.34917
1987	104.42151
1988	103.9261
1989	100.73724
1991	107.96058
1992	110.05798
1993	106.28055
1994	102.83799
1995	101.82538
1996	103.10113
1998	103.18545
1999	104.0439
2000	104.62783
2001	101.706
2002	105.88505
2004	110.88131
2005	106.68439
2006	112.70348
2007	107.5537
2008	103.41075
2009	108.14575
2010	107.3372
2011	105.60919
2012	104.16794
2013	102.21932
2014	104.00022
2015	105.27201
2016	103.90049
2017	99.32329
2018	110.49209