Year	% of relevant age group
1975	102.2909
1976	101.898
1977	105.4075
1978	105.0036
1979	104.1033
1980	98.78366
1981	98.45697
1982	99.96488
1983	102.9866
1984	103.2349
1985	104.9244
1986	102.7265
1987	102.9212
1988	100.2405
1989	98.68084
1990	99.83507
1991	96.33641
1992	95.25586
1993	95.44781
1994	97.12664
1995	98.02659
1996	98.22378
1997	98.05034
1998	98.94195
1999	100.7598
2000	100.7569
2001	102.2578
2002	99.08008
2003	96.82821
2004	95.46375
2005	95.22966
2006	96.62245
2007	92.44102
2008	94.95676
2009	89.17825
2010	95.5649
2011	93.81285
2012	96.04783
2013	95.23603
2014	94.90138
2015	94.72613
2016	93.86897
2017	91.33986
2018	89.91791