Year	% of relevant age group
1972	67.1730880737305
1973	71.9940338134766
1974	71.6232223510742
1975	70.8325119018555
1976	77.0081100463867
1977	79.8591690063477
1978	77.7447891235352
1979	76.5124130249023
1980	77.0664291381836
1981	75.5728912353516
1982	75.8619766235352
1983	77.1033172607422
1984	80.8449783325195
1985	78.4119567871094
1986	83.8841934204102
1987	86.687370300293
1988	86.5414962768555
1989	83.7077865600586
1990	85.668342590332
1991	90.1335296630859
1992	93.198112487793
1993	87.8699035644531
1994	89.5720825195313
1995	87.7366333007813
1996	93.5087966918945
1997	92.9206466674805
1999	97.1502304077148
2000	95.24234
2001	83.03262
2002	98.84218
2003	95.04566
2004	97.16826
2005	96.57535
2006	96.04057
2007	100.03889
2008	104.81314
2009	104.89546
2010	113.041
2011	110.3052
2012	112.9701
2013	112.4812
2014	110.6627
2015	107.1982
2016	104.1399
2017	101.2246
2018	101.5078