Year	% (modeled ILO estimate)
1991	79.766
1992	80.66
1993	81.618
1994	82.995
1995	83.357
1996	82.928
1997	82.337
1998	82.227
1999	82.005
2000	81.65
2001	81.296
2002	81.277
2003	80.831
2004	80.395
2005	80.394
2006	80.177
2007	79.634
2008	79.117
2009	78.932
2010	78.935
2011	78.49
2012	76.446
2013	75.272
2014	73.381
2015	73.911
2016	73.981
2017	73.613
2018	74.291
2019	74.403
2020	73.832
2021	75.152
2022	75.93
2023	75.99