Year	% of total population ages 15-64 (modeled ILO estimate)
1991	57.91
1992	58.965
1993	60.011
1994	61.038
1995	60.849
1996	60.655
1997	60.453
1998	60.245
1999	60.034
2000	59.822
2001	59.612
2002	59.41
2003	59.214
2004	59.02
2005	58.819
2006	58.606
2007	58.39
2008	58.17
2009	57.94
2010	57.719
2011	57.518
2012	57.317
2013	57.106
2014	56.881
2015	56.646
2016	56.412
2017	56.184
2018	55.963
2019	55.991
2020	55.456
2021	55.146
2022	56.051