Year % of relevant age group 1971 41.0742797851562 1972 38.9942283630371 1973 48.0442085266113 1974 44.4193115234375 1999 74.9078521728516 2000 80.1259536743164 2001 77.0187377929688 2002 77.0083312988281 2003 78.723258972168 2004 81.4623336791992 2007 86.1448516845703 2008 89.9643478393555 2009 90.3828506469727 2010 90.4839401245117 2018 102.243530273438