Year	% of relevant age group
1970	60.15523
1971	47.45366
1972	58.49981
1979	90.35088
1981	95.72598
1982	94.73138
1983	98.19322
1984	107.93333
1985	109.22438
1986	110.80882
1987	110.60722
1988	118.69751
1989	116.71021
1990	115.40271
1991	120.4571
1992	120.27393
1993	116.20696
1994	118.56475
1995	121.51632
1996	122.83435
1998	121.29604
1999	118.38011
2000	119.06656
2001	124.0563
2002	120.84047
2003	116.49926
2004	113.76224
2005	116.74019
2006	114.69753
2007	109.33423
2008	104.34441
2012	105.1876
2013	105.10159
2014	101.27073