Year % of total population ages 15-64 (modeled ILO estimate) 1991 59.797 1992 61.423 1993 63.036 1994 63.387 1995 64.562 1996 64.46 1997 64.363 1998 63.649 1999 64.282 2000 64.896 2001 65.516 2002 66.141 2003 66.258 2004 66.678 2005 66.848 2006 65.841 2007 65.929 2008 67.454 2009 68.45 2010 66.99 2011 65.56 2012 67.205 2013 67.867 2014 67.86 2015 68.094 2016 68.243 2017 67.945 2018 69.491 2019 70.778 2020 65.738 2021 66.864 2022 67.589