Year % of relevant age group 1986 48.0088005065918 1987 48.078369140625 1988 48.8253593444824 1989 49.611759185791 1990 50.1955108642578 1991 50.5168418884277 1992 51.096809387207 1993 51.5592994689941 1994 52.0307388305664 1995 52.3726615905762 1996 52.7664794921875 1997 53.0873603820801 1998 53.5228118896484 1999 53.9722785949707 2000 54.4378318786621 2001 54.9039688110352 2002 56.0036582946777 2003 57.520320892334 2004 58.7285690307617 2005 59.5785713195801 2006 60.0974197387695 2007 61.0175514221191 2008 62.6877403259277 2009 63.7452087402344 2010 65.395881652832 2011 66.5958480834961 2012 67.9165573120117 2013 68.5354309082031 2014 70.3783416748047 2015 70.2002334594727 2016 70.4408264160156 2017 70.2029800415039 2018 70.7890930175781 2019 70.9361877441406 2020 71.7784423828125 2021 72.736457824707 2022 72.2974319458008