Year % of relevant age group 1988 41.3421592712402 1990 42.8611907958984 1992 39.6701011657715 1993 42.3901786804199 1994 47.1163291931152 1996 54.9803886413574 1997 57.985408782959 1998 62.5615196228027 1999 68.2543869018555 2000 67.0233306884766 2001 67.0535430908203 2002 67.6698379516602 2003 67.8940887451172 2004 69.1225509643555 2005 72.9880905151367 2006 76.9755935668945 2007 79.4891662597656 2008 81.0982208251953 2009 82.1803207397461 2010 84.5375823974609 2011 89.3580017089844 2012 92.9609985351562 2013 98.3840026855469 2014 100.343002319336 2015 101.072998046875 2016 99.6039962768555 2017 100.821998596191 2018 98.2440032958984 2019 93.5199966430664 2020 90.9710006713867 2021 90.1809997558594 2022 89.0530014038086