Year % of total population ages 15-64 (modeled ILO estimate) 1991 58.994 1992 58.89 1993 58.761 1994 58.6 1995 58.395 1996 58.221 1997 58.003 1998 57.766 1999 57.538 2000 57.332 2001 57.192 2002 57.091 2003 57.058 2004 57.055 2005 57.088 2006 57.02 2007 56.937 2008 56.875 2009 56.801 2010 56.743 2011 56.7 2012 56.69 2013 56.706 2014 56.71 2015 56.681 2016 56.629 2017 56.559 2018 56.471 2019 56.366 2020 55.811 2021 56.116 2022 56.272