Year % of total population ages 15+ (modeled ILO estimate) 1991 50.69 1992 48.67 1993 48.18 1994 47.68 1995 47.27 1996 47.42 1997 47.47 1998 47.76 1999 48.03 2000 48.13 2001 48.29 2002 48.76 2003 49.24 2004 49.68 2005 49.11 2006 49.08 2007 48.75 2008 49.1 2009 48.48 2010 48.2 2011 48.14 2012 49.08 2013 48.79 2014 49.06 2015 48.97 2016 49.5 2017 49.81 2018 49.92 2019 49.89 2020 48.51 2021 48.57 2022 49.1 2023 49.752