Year % of total population ages 15+ (modeled ILO estimate) 1991 61.86246015859511 1992 62.107034458455864 1993 62.42698338622182 1994 62.63423861353831 1995 62.835487362670115 1996 62.31973175979431 1997 63.095121654191566 1998 63.251625920096956 1999 63.24729178544053 2000 63.10888003949795 2001 63.19529069374463 2002 63.251447407863836 2003 63.45594615195561 2004 63.935265436665475 2005 64.25380519656676 2006 64.49460869131079 2007 64.31866729999692 2008 64.20778635219295 2009 64.40694908516527 2010 63.86573617921701 2011 63.503099771342775 2012 63.921150569721156 2013 63.662161608112584 2014 63.43196907697101 2015 63.49693543769459 2016 63.4311806892615 2017 63.558051457159735 2018 63.67499605676637 2019 63.759399934597226 2020 59.69447481704016 2021 61.984203660067195 2022 62.760301316763325 2023 62.79642437772607