Year % of total population ages 15-64 (modeled ILO estimate) 1991 62.379 1992 62.707 1993 63.708 1994 64.686 1995 63.844 1996 62.355 1997 62.125 1998 64.655 1999 64.381 2000 63.928 2001 63.479 2002 63.023 2003 64.845 2004 63.397 2005 63.936 2006 64.437 2007 64.936 2008 64.408 2009 63.84 2010 63.247 2011 62.835 2012 63.396 2013 63.869 2014 62.729 2015 61.931 2016 62.645 2017 62.57 2018 62.299 2019 63.726 2020 60.402 2021 63.031 2022 64.222