Year	% of relevant age group
1971	103.70803
1972	106.62905
1973	105.11072
1974	107.27376
1975	105.02316
1976	115.37167
2004	110.40367
2005	109.55995
2006	112.00328
2007	113.28182
2008	106.80715
2009	104.97195