Year	% of total population ages 15-64 (modeled ILO estimate)
1991	68.539
1992	68.71
1993	68.697
1994	68.826
1995	69.209
1996	69.766
1997	70.153
1998	70.521
1999	70.936
2000	70.953
2001	71.732
2002	72.432
2003	72.806
2004	72.689
2005	72.531
2006	72.191
2007	71.862
2008	72.214
2009	72.499
2010	72.234
2011	71.847
2012	72.029
2013	72.165
2014	72.264
2015	72.44
2016	72.58
2017	72.62
2018	72.673
2019	72.775
2020	72.009
2021	72.38
2022	72.708