Year	% of relevant age group
1977	79.17282
1984	110.36145
1988	96.76113
1996	149.1911
1999	100.64134
2001	114.81845
2002	114.74045
2003	107.97101
2004	108.16808
2005	104.44139
2007	100.78318
2008	99.3262
2010	96.81668
2011	95.23979
2012	93.07479
2013	96.01363
2014	96.96459
2015	100.53548
2016	96.68655
2017	90.7899