Year % ages 15-24 1990 1.7 1991 1.7 1992 1.5 1993 1.2 1994 1.1 1995 1 1996 0.8 1997 0.7 1998 0.6 1999 0.5 2000 0.5 2001 0.4 2002 0.4 2003 0.4 2004 0.5 2005 0.5 2006 0.5 2007 0.5 2008 0.6 2009 0.6 2010 0.6 2011 0.6 2012 0.6 2013 0.6 2014 0.6 2015 0.5 2016 0.5 2017 0.5 2018 0.4 2019 0.4 2020 0.4 2021 0.3 2022 0.3