Year	% (modeled ILO estimate)
1991	11.908
1992	11.72
1993	11.542
1994	11.329
1995	11.137
1996	11.07
1997	10.92
1998	10.876
1999	10.725
2000	10.635
2001	10.532
2002	10.412
2003	10.33
2004	10.216
2005	10.127
2006	9.93
2007	9.773
2008	9.556
2009	9.35
2010	9.193
2011	8.931
2012	8.869
2013	8.656
2014	8.58
2015	8.408
2016	8.419
2017	8.499
2018	8.482
2019	8.379
2020	7.416
2021	7.72
2022	8.315
2023	8.769