Year % of total population ages 15+ (modeled ILO estimate) 1991 57.769 1992 57.791 1993 57.808 1994 57.781 1995 57.7 1996 57.568 1997 57.393 1998 57.211 1999 57.054 2000 56.928 2001 56.826 2002 56.721 2003 56.638 2004 56.578 2005 56.535 2006 56.445 2007 56.352 2008 56.274 2009 56.208 2010 56.141 2011 56.088 2012 56.007 2013 55.928 2014 55.856 2015 55.782 2016 55.752 2017 55.692 2018 55.63 2019 55.571 2020 52.93 2021 53.525 2022 55.495 2023 55.855