Year % of relevant age group 1971 98.97805 1972 106.05801 1973 104.84707 1974 104.48128 1975 102.70198 1976 96.37623 1977 92.1128 1978 94.08688 1979 99.14697 1980 99.18009 1981 99.2878 1982 101.22905 1983 98.41013 1984 95.80351 1987 101.18701 1988 103.75421 1989 101.07611 1990 100.19025 1991 98.27695 1992 100.15946 1993 103.53581 1994 102.92477 1999 105.16663 2000 102.20514 2001 99.32491 2002 96.00601 2003 93.42236 2004 92.54431 2005 94.81187 2006 100.18033 2007 102.78687 2008 106.35955 2009 103.65951 2010 103.50256 2011 101.10355 2012 101.66232 2013 99.34221 2014 100.86786 2015 100.30567 2016 100.49817 2017 101.95032