Year	% (modeled ILO estimate)
1991	41.241
1992	43.545
1993	46.52
1994	47.011
1995	47.232
1996	46.749
1997	46.876
1998	47.733
1999	47.211
2000	47.065
2001	47.614
2002	48.321
2003	48.841
2004	48.053
2005	46.048
2006	44.235
2007	43.221
2008	43.305
2009	45.096
2010	45.191
2011	44.859
2012	44.24
2013	44.529
2014	45.834
2015	45.688
2016	46.712
2017	47.124
2018	47.409
2019	48.594
2020	44.419
2021	45.769
2022	49.03
2023	49.699