Year	% of relevant age group
1972	121.33378
1973	102.665
1974	117.1564
1975	111.69426
1976	111.08505
1977	112.38538
1978	110.30232
1979	106.73683
1980	109.52398
1981	110.33004
1982	108.88713
1983	114.01742
1984	107.10486
1985	102.75016
1986	105.00061
1987	131.63143
1988	99.33864
1989	87.59329
1990	92.18781
1991	94.59096
1992	101.50366
1993	97.23389
1994	88.98001
1996	91.46742
1999	37.57966
2000	79.63616
2001	89.39063
2002	81.86772
2003	70.09521
2004	82.46475
2005	77.07434
2006	90.86013
2007	87.26012
2008	94.07407
2009	100.7212
2010	102.13123
2012	89.15901