Year	% of total population ages 15-64 (modeled ILO estimate)
1991	69.27
1992	69.428
1993	69.599
1994	69.782
1995	69.995
1996	70.209
1997	70.415
1998	70.562
1999	70.707
2000	70.833
2001	70.908
2002	70.925
2003	70.914
2004	70.857
2005	70.947
2006	71.081
2007	71.073
2008	71.053
2009	71.063
2010	71.133
2011	71.199
2012	71.263
2013	71.345
2014	71.403
2015	70.276
2016	69.106
2017	67.915
2018	66.69
2019	65.425
2020	65.411
2021	64.82
2022	65.245