Year	% of total population ages 15-64 (modeled ILO estimate)
1991	66.309
1992	66.517
1993	65.603
1994	67.461
1995	68.632
1996	70.033
1997	70.664
1998	71.289
1999	70.197
2000	70.732
2001	72.25
2002	70.868
2003	69.997
2004	70.208
2005	70.477
2006	72.823
2007	74.605
2008	74.66
2009	75.456
2010	75.094
2011	77.09
2012	76.369
2013	76.106
2014	77.149
2015	76.143
2016	75.902
2017	75.521
2018	75.041
2019	75.28
2020	72.899
2021	75.046
2022	75.365