Year % of total population ages 15-64 (modeled ILO estimate) 1991 50.732 1992 50.74 1993 50.305 1994 50.164 1995 49.284 1996 50.141 1997 50.997 1998 50.82 1999 51.092 2000 51.362 2001 51.483 2002 51.606 2003 51.753 2004 51.899 2005 51.671 2006 51.439 2007 51.486 2008 51.523 2009 52.128 2010 52.682 2011 52.505 2012 52.833 2013 53.162 2014 52.768 2015 53.741 2016 53.389 2017 53.039 2018 52.689 2019 53.639 2020 53.883 2021 55.014 2022 55.05