Year % of total population ages 15-64 (modeled ILO estimate) 1991 53.279 1992 53.225 1993 53.196 1994 53.146 1995 53.081 1996 53.001 1997 52.91 1998 52.788 1999 52.586 2000 52.415 2001 52.25 2002 52.067 2003 51.895 2004 51.717 2005 51.554 2006 51.308 2007 51.119 2008 50.915 2009 50.75 2010 50.639 2011 50.511 2012 50.393 2013 50.3 2014 50.229 2015 50.182 2016 50.271 2017 50.352 2018 50.426 2019 50.493 2020 47.494 2021 48.028 2022 50.444