Year	% of relevant age group
1971	112.97622
1972	108.85992
1973	105.22857
1974	107.40589
1975	104.93255
1976	110.78852
1977	106.25829
1978	107.46482
1979	112.8909
1980	108.84643
1981	105.56111
1982	104.43606
1983	99.62744
1984	94.69064
1985	100.2019
1986	100.10497
1987	111.58592
1988	110.50302
1989	111.45824
1990	108.24112
1991	101.09253
1992	93.48666
1993	98.98719
1994	101.16766
1995	103.91721
1996	104.29166
1997	103.32732
1998	107.42263
1999	103.27738
2000	98.46242
2001	97.1794
2002	99.25239
2003	99.62917
2004	102.67356
2005	102.20483
2006	103.24284
2007	109.29007
2008	101.58317
2009	93.84743
2010	99.88719
2011	99.41269
2012	93.30312
2013	96.87336
2014	105.96248
2015	100.39982
2016	95.90965
2017	100.94304