Year % of relevant age group 1971 46.64749 1972 48.68679 1973 51.68006 1974 55.82482 1975 97.86451 1976 109.80898 1981 83.97603 1982 80.89298 1983 85.77483 1984 81.90762 1985 78.77838 1986 75.4814 1987 75.94028 1988 77.52831 1989 81.91451 1991 77.52975 1992 80.15627 1993 77.24819 1994 75.84864 1997 76.19464 1998 70.32079 1999 73.39897 2000 87.96341 2001 109.17923 2002 154.39245 2004 113.98797 2005 109.60506 2006 105.32546 2007 108.10193 2009 100.17669 2010 96.08562 2012 83.92576 2013 90.69864 2014 99.87462 2016 122.53721 2017 115.97512 2018 109.14532