Year % ages 15-24 1990 1 1991 1 1992 1.1 1993 1.1 1994 1.1 1995 1 1996 1 1997 0.9 1998 0.9 1999 0.8 2000 0.7 2001 0.7 2002 0.7 2003 0.6 2004 0.6 2005 0.6 2006 0.5 2007 0.5 2008 0.5 2009 0.5 2010 0.5 2011 0.5 2012 0.4 2013 0.4 2014 0.4 2015 0.4 2016 0.4 2017 0.4 2018 0.3 2019 0.3 2020 0.3 2021 0.3 2022 0.2