Year % of relevant age group 1970 68.7353134155273 1971 68.3299407958984 1972 72.1008529663086 1973 64.0467071533203 1974 67.4660263061523 1975 69.5218200683594 1976 71.7765502929688 1977 71.3706588745117 1978 71.3307266235352 1979 79.8855819702148 1980 79.7387924194336 1981 80.4088287353516 1982 79.9899520874023 1983 79.2820663452148 1984 80.3381118774414 1985 81.1520919799805 1986 81.2598114013672 1987 79.3745498657227 1988 77.7192916870117 1989 78.6276473999023 1990 77.5705490112305 1991 76.7924423217773 1992 77.7509384155273 1993 78.3763809204102 1994 76.4617233276367 1995 77.8439102172852 1996 79.0847091674805 1997 79.7212677001953 1998 80.9822463989258 1999 76.7887496948242 2000 85.3052597045898 2001 88.9511108398438 2002 91.390998840332 2003 94.2285079956055 2004 93.802131652832 2005 93.418571472168 2006 96.8542022705078 2007 99.1751708984375 2008 102.562492370605 2009 102.727798461914 2010 103.3017 2011 106.0496 2012 107.6345 2013 107.9832 2014 107.7219 2015 108.3903 2016 109.414 2017 109.4482 2018 110.0383