Year	% of relevant age group
1980	48.1027412414551
1982	52.0087089538574
1984	55.8152389526367
1991	58.043628692627
1992	67.3783569335938
1993	69.6565017700195
1994	71.3639373779297
1995	67.1721496582031
1996	72.1119232177734
1997	72.2345123291016
1998	66.9715194702148
2003	79.3463516235352
2005	79.1599426269531
2006	84.5582885742188
2008	83.7966613769531
2009	85.2139282226562
2010	88.3811874389648
2011	89.1166076660156
2012	88.1482772827148