Year	% (modeled ILO estimate)
1991	70.57200739867265
1992	69.8687777282244
1993	68.84240909018271
1994	67.83593852734319
1995	66.76727948264998
1996	65.35623412784531
1997	64.10850882546528
1998	62.942250078140916
1999	62.16691247734064
2000	61.05771834586212
2001	60.44389080945063
2002	59.72705386295074
2003	58.85675209024204
2004	58.279123450792085
2005	57.72702752856566
2006	56.78547834368285
2007	56.0421647115066
2008	55.50649330309069
2009	54.91699234335428
2010	53.82565339356573
2011	52.95530835147687
2012	52.20643642610255
2013	51.50393107400667
2014	50.78394515798802
2015	50.243515517442894
2016	49.606242783567915
2017	49.105576601078894
2018	48.553111453056964
2019	48.25447848861674
2020	45.18748925997019
2021	46.31198986100767
2022	45.99536834275056
2023	45.78069375967556