Year % of relevant age group 1984 26.4628601074219 1985 21.1350498199463 1986 20.2405204772949 1987 20.0061492919922 1988 16.4328098297119 1989 18.3625297546387 1990 28.2205905914307 1991 24.0042591094971 1992 23.6105194091797 1993 27.4043006896973 1994 28.8979301452637 1995 29.6562099456787 1998 36.7754783630371 1999 41.5692710876465 2000 43.7970504760742 2001 44.9960403442383 2002 48.8170204162598 2003 46.3783912658691 2004 56.5922584533691 2005 62.5994987487793 2006 66.0334396362305 2007 65.3718109130859 2008 57.7088584899902 2009 64.3657989501953 2010 66.0825271606445 2011 66.5469970703125 2012 66.7362976074219 2013 67.6972579956055 2014 69.8333969116211 2015 71.3369979858398 2016 70.6818389892578 2017 62.5699996948242 2018 64.1340026855469 2019 64.0090026855469 2020 67.7493133544922 2021 69.7979965209961