Year	% of relevant age group
1997	97.16155
1998	96.55672
1999	96.87946
2000	88.66692
2001	107.48611
2002	112.22898
2003	120.79125
2004	142.97405
2005	99.52345
2006	97.0601
2007	102.01467
2008	99.03169
2009	100.36368
2010	97.89381
2011	98.48632
2012	98.42569
2013	98.31619
2014	100.23175
2015	102.01467
2016	100.28917
2017	101.1194