Year	% (modeled ILO estimate)
1991	73.13579793790234
1992	72.32637087898019
1993	71.3560888905364
1994	70.90670851618276
1995	69.98073540721929
1996	69.04879182424271
1997	67.97855371049639
1998	67.04506626852617
1999	66.21442003310928
2000	65.23845395273906
2001	64.9794831547422
2002	64.16395797475195
2003	63.422295751972555
2004	63.10723801859
2005	61.95016475499392
2006	61.347587935187754
2007	60.96639066325086
2008	60.262231618802474
2009	59.398017599002834
2010	58.42314104669221
2011	57.91608100004849
2012	57.452313187330404
2013	56.7616164385153
2014	55.99272349216373
2015	55.384524051480994
2016	54.648701826973436
2017	53.76736229531566
2018	53.36297089186155
2019	52.66867149932594
2020	49.9807452736831
2021	50.17004194379689
2022	50.200963780863404
2023	50.47621000593112