Year % of total population ages 15-64 (modeled ILO estimate) 1991 50.956 1992 51.195 1993 51.36 1994 51.532 1995 51.738 1996 51.936 1997 51.642 1998 51.334 1999 51.047 2000 50.808 2001 50.59 2002 50.4 2003 50.238 2004 50.096 2005 49.988 2006 49.928 2007 49.903 2008 49.887 2009 49.879 2010 49.87 2011 49.848 2012 49.844 2013 49.81 2014 49.764 2015 49.714 2016 49.67 2017 49.626 2018 49.597 2019 49.583 2020 49.241 2021 49.609 2022 49.81