Year	% of relevant age group
1971	122.4735
1972	113.70017
1997	106.16826
1999	92.58449
2000	93.97975
2001	94.93534
2002	96.78606
2003	93.32656
2004	100.40303
2005	97.84162
2006	97.77775
2007	95.30342
2008	94.00096
2009	98.61565
2010	99.42667
2011	95.31356
2012	91.9017
2013	86.79883
2014	88.77867
2015	98.32463
2016	104.27431
2017	101.59212
2018	104.25207