Year	% of relevant age group
1971	99.21263
1972	105.6518
1973	104.84731
1974	104.78778
1975	102.97185
1976	96.21466
1977	92.32067
1978	93.75346
1979	99.53531
1980	99.35366
1981	99.42494
1982	101.47224
1983	98.47397
1984	96.14214
1987	101.33273
1988	103.69758
1989	100.90246
1990	100.27855
1991	98.65994
1992	100.03758
1993	103.68642
1994	102.71577
1999	106.10728
2000	102.67027
2001	99.26322
2002	95.89544
2003	93.94505
2004	92.34231
2005	95.29904
2006	100.94022
2007	102.8866
2008	106.95875
2009	104.29809
2010	103.3118
2011	101.05806
2012	102.16496
2013	99.52645
2014	100.96424
2015	100.49732
2016	100.94041
2017	102.16173