Year	% (modeled ILO estimate)
1991	17.117
1992	16.017
1993	15.121
1994	13.309
1995	9.857
1996	7.794
1997	9.631
1998	10.896
1999	12.698
2000	11.959
2001	12.815
2002	11.949
2003	9.997
2004	9.971
2005	10.521
2006	11.332
2007	11.432
2008	11.949
2009	10.701
2010	10.158
2011	10.792
2012	12.484
2013	12.655
2014	11.047
2015	14.208
2016	11.656
2017	11.853
2018	12.204
2019	15.761
2020	14.412
2021	12.455
2022	12.67
2023	14.044