Year	% of relevant age group
1971	47.228630065918
1972	44.6374816894531
1973	40.4444808959961
1974	39.3132705688477
1975	47.3958702087402
1976	67.8993911743164
1977	57.3589286804199
1978	62.7780494689941
1979	60.9672203063965
1980	68.4358291625977
1981	77.5780410766602
1982	78.4934234619141
1983	83.4079818725586
1984	84.246208190918
1985	79.13671875
1986	76.1432723999023
1987	70.8832702636719
1992	62.5970916748047
1994	82.7826385498047
1995	78.9440536499023
1996	90.2312088012695
1997	85.7822875976562
1999	89.3310012817383
2000	95.1898727416992
2001	87.8868713378906
2002	95.707160949707
2003	103.734191894531
2004	105.039596557617
2005	111.934448242188
2007	109.52433013916
2010	101.903877258301
2011	101.613151550293
2012	96.8556518554688
2013	96.5239410400391