Year	% of relevant age group
1970	95.65449
1971	96.15172
1972	96.81683
1973	97.44983
1974	97.85006
1975	99.23354
1976	99.78678
1977	100.7678
1978	100.0349
1979	101.7491
1980	101.4228
1981	101.5448
1982	101.2418
1983	102.6539
1984	103.0831
1985	103.2213
1986	102.8702
1987	101.8607
1988	101.2998
1989	100.0395
1990	101.0841
1991	98.57558
1992	98.42234
1993	99.00405
1994	98.93851
1995	99.20842
1996	99.28982
1997	100.2005
1998	100.4147
1999	100.2567
2000	101.8774
2001	103.2625
2002	105.0977
2003	109.3934
2004	108.485
2005	108.7114
2006	108.1798
2007	109.1508
2008	109.5977
2009	106.7632
2010	107.3538
2011	106.7666
2012	105.987
2013	105.4848
2014	104.5231
2015	104.2481
2016	104.9381
2017	103.3512
2018	103.5473