Year	% of total population ages 15-64 (modeled ILO estimate)
1991	60.98
1992	58.874
1993	58.521
1994	58.185
1995	57.976
1996	58.404
1997	58.723
1998	59.407
1999	59.951
2000	60.359
2001	60.777
2002	61.587
2003	62.417
2004	63.163
2005	62.796
2006	62.96
2007	62.667
2008	63.161
2009	62.504
2010	62.224
2011	62.334
2012	63.81
2013	63.699
2014	64.316
2015	64.417
2016	65.303
2017	65.764
2018	65.968
2019	66.061
2020	64.424
2021	64.676
2022	65.758