Year	% (modeled ILO estimate)
1991	14.294
1992	14.338
1993	14.314
1994	14.267
1995	14.273
1996	14.052
1997	13.864
1998	13.747
1999	13.696
2000	13.685
2001	13.937
2002	14.245
2003	14.56
2004	14.848
2005	15.107
2006	14.769
2007	14.431
2008	14.158
2009	14.009
2010	13.996
2011	14.454
2012	15.033
2013	15.97
2014	16.945
2015	17.951
2016	18.988
2017	20.063
2018	19.053
2019	18.004
2020	16.412
2021	14.788
2022	5.994
2023	6.53