Year	% of relevant age group
1971	104.21047
1972	98.69667
1973	97.82706
1974	95.62954
1975	95.19239
1976	97.24898
1977	94.42363
1978	96.02662
1979	94.99083
1980	95.17933
1981	97.50707
1982	95.81357
1983	94.04445
1984	93.34157
1985	94.24851
1986	92.65949
1987	92.39106
1988	92.61465
1989	93.67245
1990	94.266
1991	95.66031
1992	96.10768
1994	91.80003
1995	98.59175
1996	98.53633
1997	100.72557
1999	103.15354
2000	103.76754
2001	99.17029
2002	96.71533
2003	100.14586
2004	104.32315
2005	103.22966
2006	104.15986
2007	105.83762
2008	102.28558
2009	101.47222
2010	101.80443
2011	102.33638
2012	100.71456
2013	101.07765
2014	99.07642
2015	98.58318
2016	97.89499
2017	96.90225