Year % of population ages 15-49 1990 16.8 1991 19.7 1992 22 1993 23.8 1994 24.9 1995 25.4 1996 25.5 1997 25.1 1998 24.5 1999 23.7 2000 22.8 2001 21.8 2002 20.8 2003 19.8 2004 18.8 2005 18 2006 17.2 2007 16.6 2008 16.1 2009 15.8 2010 15.6 2011 15.4 2012 15.2 2013 14.9 2014 14.7 2015 14.4 2016 14 2017 13.6 2018 13.1 2019 12.6 2020 12.1 2021 11.6 2022 11