Year % of total population ages 15-64 (modeled ILO estimate) 1991 58.433 1992 59.22 1993 59.961 1994 60.091 1995 59.588 1996 59.103 1997 58.524 1998 58.089 1999 57.786 2000 57.323 2001 57.045 2002 57.11 2003 57.343 2004 57.531 2005 57.736 2006 58.111 2007 58.68 2008 59.438 2009 60.36 2010 62.163 2011 64.64 2012 67.19 2013 69.298 2014 70.511 2015 71.359 2016 72.228 2017 72.554 2018 72.411 2019 71.988 2020 68.471 2021 68.638 2022 69.976