Year % of relevant age group 1992 97.87557 1993 98.01488 1994 98.62841 1995 99.22875 1996 98.82827 1997 98.50348 1998 98.1932 1999 98.33972 2000 97.26613 2001 98.72777 2002 99.10358 2003 98.7218 2004 99.73238 2005 98.47076 2006 99.05896 2007 99.83207 2008 99.4885 2009 98.36237 2010 100.2714 2011 100.4734 2012 100.625 2013 98.99728 2014 98.47205 2015 99.62257 2016 100.0281 2017 96.50376 2018 96.57803