Year % of total population ages 15+ (modeled ILO estimate) 1991 64.88278810043884 1992 64.9035693071298 1993 65.05546624983134 1994 65.11704404235508 1995 65.10307507933987 1996 65.1234161704063 1997 65.14459389145014 1998 65.1390134793515 1999 65.15669008148892 2000 65.29650546748287 2001 65.39989780044098 2002 65.46736390417222 2003 65.38813030158815 2004 65.3103672932435 2005 64.58045407060519 2006 65.12539731209125 2007 65.67796934883174 2008 66.21884809178401 2009 66.82898664675938 2010 67.35518579261492 2011 67.86614014378472 2012 67.3223211405394 2013 66.73502367286491 2014 66.18805669482826 2015 66.00460223092755 2016 65.73563184807539 2017 65.74335427746533 2018 65.8153852449997 2019 65.95721934630605 2020 64.84483781433005 2021 64.89397986332219 2022 66.45239942800147 2023 66.87500886250456