Year % ages 15-24 1990 0.7 1991 0.8 1992 0.9 1993 1.1 1994 1.2 1995 1.3 1996 1.4 1997 1.4 1998 1.4 1999 1.5 2000 1.4 2001 1.4 2002 1.4 2003 1.4 2004 1.3 2005 1.3 2006 1.3 2007 1.2 2008 1.2 2009 1.2 2010 1.1 2011 1.1 2012 1.1 2013 1.1 2014 1 2015 1 2016 1 2017 1 2018 1 2019 0.9 2020 0.9 2021 0.9 2022 0.8