Year % ages 15-24 1990 0.4 1991 0.5 1992 0.6 1993 0.6 1994 0.7 1995 0.8 1996 0.9 1997 0.9 1998 1 1999 1.1 2000 1.1 2001 1.2 2002 1.2 2003 1.3 2004 1.3 2005 1.3 2006 1.3 2007 1.4 2008 1.4 2009 1.3 2010 1.3 2011 1.3 2012 1.3 2013 1.2 2014 1.1 2015 1.1 2016 1 2017 0.9 2018 0.9 2019 0.8 2020 0.8 2021 0.8 2022 0.7