Year	% of relevant age group
1971	98.32241
1972	101.97513
1973	110.70382
1974	159.67719
1975	128.42783
1976	122.65312
1977	122.73084
1978	114.09478
1979	117.81255
1980	115.60255
1981	116.08768
1982	122.72137
1983	116.59338
1984	111.00121
1985	118.57653
1986	104.77935
1987	110.85066
1988	114.22352
1989	105.11432
1990	99.17899
1991	102.89304
1992	101.84095
1993	94.52634
1994	106.02134
1995	107.94487
1996	101.17443
1997	96.10903
1998	96.31303
1999	95.06506
2000	184.56351
2001	133.47515
2002	117.66659
2003	119.07053
2004	127.06815
2005	116.57799
2006	118.56024
2007	112.7337
2008	110.13868
2009	116.36008
2010	114.01701
2011	114.21214
2012	117.64156
2013	112.60702
2014	116.06693
2015	120.18129
2016	118.67385
2017	119.70454