Year	% of total population ages 15+ (modeled ILO estimate)
1991	69.586
1992	69.602
1993	69.7
1994	69.43
1995	69.494
1996	69.485
1997	69.353
1998	69.378
1999	69.445
2000	69.278
2001	69.534
2002	69.89
2003	69.815
2004	69.753
2005	69.631
2006	69.374
2007	69.352
2008	69.215
2009	69.19
2010	69.248
2011	69.23
2012	69.309
2013	69.414
2014	69.401
2015	69.506
2016	69.418
2017	69.258
2018	69.241
2019	69.207
2020	68.549
2021	68.823
2022	69.358
2023	69.503