Year	% (modeled ILO estimate)
1991	51.885
1992	52.456
1993	53.41
1994	54.579
1995	55.181
1996	54.997
1997	54.694
1998	54.713
1999	54.373
2000	53.432
2001	52.109
2002	51.094
2003	50.565
2004	49.482
2005	48.84
2006	48.198
2007	47.557
2008	46.917
2009	47.026
2010	46.27
2011	45.491
2012	45.039
2013	44.427
2014	44.056
2015	44.098
2016	44.148
2017	43.774
2018	43.391
2019	42.947
2020	42.136
2021	42.461
2022	42.243
2023	42.259