Year	% of relevant age group
1990	86.23204
1993	93.96219
1999	87.38864
2000	93.50991
2001	100.40111
2002	109.66846
2003	109.36778
2004	128.69817
2005	100.79609
2006	100.04564
2007	101.17624
2008	103.57006
2009	101.27649
2010	98.29411
2011	99.46355
2012	100.99712
2014	85.18525
2015	88.63844
2016	87.56323
2017	86.93017