Year	% of relevant age group
1981	107.18466
1982	107.2147
1983	106.90234
1984	103.87947
1985	103.96936
1986	100.3846
1987	101.23033
1988	99.55014
1989	101.18705
1990	101.65299
1993	102.81383
1994	100.85067
1999	105.283
2000	101.97527
2001	98.77926
2002	98.4731
2003	99.9592
2004	102.59515
2005	101.18835
2006	104.60681
2007	105.88852
2008	105.01068
2009	103.86324
2010	104.78175
2011	105.48708
2012	104.08789
2013	102.15745
2014	99.09051
2015	99.81921
2016	94.16857
2017	93.8928