Year % of total population ages 15-64 (modeled ILO estimate) 1991 78.546 1992 78.313 1993 78.068 1994 77.889 1995 77.838 1996 77.812 1997 78.019 1998 78.075 1999 78.104 2000 78.133 2001 78.184 2002 78.226 2003 78.077 2004 78.094 2005 78.138 2006 78.2 2007 78.26 2008 78.304 2009 78.324 2010 78.321 2011 78.319 2012 78.301 2013 78.276 2014 78.191 2015 78.087 2016 77.982 2017 77.886 2018 77.776 2019 77.644 2020 76.876 2021 77.234 2022 77.582