Year	% of relevant age group
1972	115.92135
1973	121.91217
1974	114.07313
1976	109.44866
1977	106.87949
1978	105.10627
1979	102.33552
1980	108.63332
1981	106.79564
1983	104.6348
1984	103.80682
1985	107.06513
1986	106.35648
1992	112.51622
1994	109.91034
1995	107.12548
1996	109.68471
1997	111.85307
1998	114.01347
1999	108.02326
2000	103.98384
2001	107.87286
2002	107.68222
2004	112.17736
2006	107.78008
2008	102.11477
2009	101.90027
2011	103.77732
2012	104.01625
2013	107.69762
2015	102.09393
2016	111.46681