Year	% of total population ages 15-64 (modeled ILO estimate)
1991	68.52
1992	68.993
1993	69.514
1994	70.077
1995	69.819
1996	69.189
1997	68.655
1998	68.475
1999	69.227
2000	66.677
2001	69.032
2002	68.088
2003	69.379
2004	68.101
2005	67.571
2006	66.011
2007	67.583
2008	68.289
2009	69.964
2010	71.253
2011	72.031
2012	73.17
2013	72.837
2014	73.488
2015	74.746
2016	74.053
2017	71.945
2018	69.713
2019	68.414
2020	68.68
2021	69.33
2022	68.596