Year	% of relevant age group
1979	125.28103
1980	112.52674
1981	102.03743
1982	109.15777
1983	105.27555
1984	112.33736
1985	118.88559
1986	102.86931
1987	108.73957
1988	119.44385
1990	115.30428
1994	119.0925
1998	118.89046
2000	101.21628
2001	102.99937
2002	98.43525
2003	104.02762
2004	96.84462
2005	102.48359
2006	101.00954
2007	100.41199
2008	97.33207
2009	99.48679
2010	96.20519
2011	94.11425
2012	94.11879
2013	96.0708
2014	95.15246
2015	93.77577
2016	91.41563
2017	97.29253
2018	98.32815