Year	% of total population ages 15+ (modeled ILO estimate)
1991	59.281
1992	59.052
1993	58.823
1994	58.593
1995	58.363
1996	58.133
1997	57.902
1998	57.671
1999	57.439
2000	57.207
2001	56.975
2002	56.743
2003	56.51
2004	56.277
2005	56.044
2006	55.81
2007	56.24
2008	56.247
2009	56.253
2010	56.26
2011	56.267
2012	56.273
2013	56.28
2014	56.287
2015	56.293
2016	56.3
2017	56.307
2018	56.313
2019	56.32
2020	55.09
2021	54.64