Year	% of relevant age group
1988	111.81939
1989	108.25771
1991	112.44551
1992	110.34635
1993	105.66299
1996	99.61791
1997	101.13848
1999	96.59912
2000	102.59579
2001	107.20713
2002	105.07567
2003	100.27691
2004	98.98749
2005	97.31243
2006	99.08535
2007	104.02559
2008	100.75036
2009	97.93186
2010	97.66326
2011	95.7717
2012	96.64716
2013	96.6633
2014	98.58174
2015	98.2756
2016	96.40458
2017	94.88917