Year	% of relevant age group
1988	115.28693
1989	111.75799
1991	117.22913
1992	115.3723
1993	109.71674
1996	101.12007
1997	104.13963
1999	98.3054
2000	104.07442
2001	109.42259
2002	107.73811
2003	103.16159
2004	101.54681
2005	100.09034
2006	101.87727
2007	106.04639
2008	103.27234
2009	100.69228
2010	100.14179
2011	97.54582
2012	99.45344
2013	99.32109
2014	98.89851
2015	99.03698
2016	97.11394
2017	95.62488