Year % ages 15-24 1990 0.9 1991 1.2 1992 1.7 1993 2.1 1994 2.7 1995 3.2 1996 3.8 1997 4.2 1998 4.5 1999 4.7 2000 4.8 2001 4.7 2002 4.4 2003 4.2 2004 3.9 2005 3.5 2006 3.2 2007 3 2008 2.7 2009 2.6 2010 2.4 2011 2.2 2012 2.1 2013 2 2014 1.9 2015 1.8 2016 1.8 2017 1.6 2018 1.5 2019 1.4 2020 1.3 2021 1.2 2022 1.1