Year	% of relevant age group
1981	106.63209
1982	107.12024
1983	106.86403
1984	104.1988
1985	104.03429
1986	100.39771
1987	100.51681
1988	99.96712
1989	101.59792
1990	101.8472
1993	102.7911
1994	100.37371
1999	105.06399
2000	101.88117
2001	98.8677
2002	98.50692
2003	99.91527
2004	102.57038
2005	101.65201
2006	104.61959
2007	105.97503
2008	104.52916
2009	103.42739
2010	103.83369
2011	105.17608
2012	103.26833
2013	101.73146
2014	98.66163
2015	99.55732
2016	94.04701
2017	93.46566