Year % of total population ages 15-64 (modeled ILO estimate) 1991 54.696 1992 54.953 1993 54.329 1994 53.369 1995 52.524 1996 51.878 1997 51.388 1998 51.091 1999 51.02 2000 52.372 2001 52.696 2002 53.362 2003 54.165 2004 54.662 2005 54.577 2006 54.218 2007 53.875 2008 53.715 2009 53.433 2010 54.379 2011 55.413 2012 56.432 2013 57.1 2014 57.297 2015 57.97 2016 58.813 2017 56.974 2018 57.697 2019 59.657 2020 61.41 2021 62.938 2022 63.067