Year	% of relevant age group
1974	95.6504364013672
1975	95.4936981201172
1976	102.616386413574
1977	96.5461883544922
1978	100.635528564453
1979	100.176887512207
1980	97.0804672241211
1981	97.4079132080078
1982	93.8702697753906
1983	95.8314666748047
1984	98.5700836181641
1985	98.9920806884766
1986	100.505020141602
1987	102.546279907227
1988	101.480628967285
1991	94.6734085083008
2004	97.23276
2006	98.01692
2007	99.39685
2008	96.64191
2009	94.80501
2010	96.64809
2011	98.21292
2012	97.28215
2013	99.94111
2014	98.5628
2015	99.08476
2016	98.47758
2017	98.36288