Year % of total population ages 15-64 (modeled ILO estimate) 1991 67.89 1992 68.367 1993 68.622 1994 69.578 1995 70.102 1996 70.763 1997 72.307 1998 73.354 1999 74.396 2000 75.736 2001 76.452 2002 77.213 2003 77.27 2004 77.364 2005 75.72 2006 75.957 2007 77.247 2008 78.345 2009 78.605 2010 78.384 2011 78.566 2012 79.521 2013 79.931 2014 79.473 2015 79.963 2016 80.001 2017 80.062 2018 80.558 2019 81.252 2020 81.304 2021 81.941 2022 83.04