Year	% of relevant age group
1971	96.7293472290039
1972	96.919792175293
1976	87.1655883789063
1977	84.0258483886719
1978	80.3535308837891
1980	94.996467590332
1981	95.7536773681641
1982	95.7301406860352
1983	95.8759613037109
1984	96.1938400268555
1988	79.1460494995117
1991	72.0767364501953
1992	84.4379119873047
1993	83.4980392456055
1994	69.3155517578125
1999	57.5652809143066
2002	66.27282
2007	108.77553
2008	121.58826
2009	116.45513
2010	110.3185
2011	119.109
2012	121.1404
2013	130.5036
2014	130.883
2015	134.7067