Year	% of relevant age group
1971	27.5835
1972	28.9363
1973	34.89141
1974	35.75172
1975	37.50166
1976	39.73186
1977	29.98569
1978	39.27072
1979	54.23277
1980	60.37968
1981	89.98439
1982	90.70924
1983	84.67778
1984	81.67021
1985	79.72533
1986	85.57655
1987	65.07598
1989	59.84178
1992	73.61311
1993	80.97342
1994	84.58025
1995	78.77992
1996	90.12065
1997	83.94096
1998	78.05681
1999	96.19349
2000	94.87887
2001	91.73664
2002	89.43525
2003	93.80236
2004	90.59897
2005	86.4047
2006	86.35457
2007	83.04064
2008	85.0633
2010	90.32133
2011	88.63636
2012	92.85977
2013	97.45557
2014	105.06207
2015	103.75955
2016	100.06828