Year % of total population ages 15-64 (modeled ILO estimate) 1991 66.893 1992 67.026 1993 67.009 1994 66.91 1995 66.995 1996 66.962 1997 67.119 1998 67.112 1999 66.878 2000 66.967 2001 67.045 2002 66.638 2003 66.184 2004 66.903 2005 67.236 2006 67.963 2007 67.576 2008 67.516 2009 67.305 2010 67.257 2011 67.104 2012 66.638 2013 66.236 2014 65.834 2015 65.434 2016 65.045 2017 64.422 2018 63.327 2019 59.564 2020 54.763 2021 55.231 2022 57.532