Year % of total population ages 15+ (modeled ILO estimate) 1991 46.511 1992 46.606 1993 46.714 1994 46.822 1995 46.925 1996 47.022 1997 47.107 1998 47.187 1999 47.271 2000 47.361 2001 47.455 2002 47.552 2003 47.647 2004 47.729 2005 47.793 2006 47.829 2007 47.847 2008 47.851 2009 47.847 2010 47.841 2011 47.801 2012 47.76 2013 47.719 2014 47.676 2015 47.632 2016 47.62 2017 47.615 2018 47.617 2019 47.624 2020 46.001 2021 46.381 2022 47.635 2023 48.152