Year	% (modeled ILO estimate)
1991	59.66946613666701
1992	60.26330979875398
1993	60.7028100329112
1994	60.802684058879066
1995	61.337735557831834
1996	61.44516914466789
1997	62.00070088428682
1998	61.95163573913555
1999	62.17620586727392
2000	62.58660863520684
2001	62.97420085179802
2002	63.20956059783268
2003	63.9460142778776
2004	64.61642089173297
2005	65.3503186947261
2006	65.9250618242525
2007	66.27885985703755
2008	67.03491442199987
2009	67.51036432961789
2010	68.1949248594079
2011	68.91398700104864
2012	69.49811760827156
2013	69.82393765964687
2014	70.65957776311917
2015	71.40679890622218
2016	72.023921630033
2017	72.29434418316293
2018	72.81518579059038
2019	73.45647078644778
2020	73.17806193689394
2021	74.361411068674
2022	72.96651237498499
2023	73.4438516405087