Year	% (modeled ILO estimate)
1991	63.597
1992	62.188
1993	64.203
1994	63.82
1995	66.22
1996	65.911
1997	67.436
1998	68.861
1999	69.419
2000	69.662
2001	69.977
2002	68.371
2003	66.898
2004	67.292
2005	67.298
2006	69.289
2007	68.959
2008	68.516
2009	63.731
2010	63.523
2011	63.37
2012	63.718
2013	61.907
2014	63.58
2015	64.789
2016	64.215
2017	66.344
2018	66.178
2019	66.128
2020	59.661
2021	62.192
2022	64.611
2023	65.182