Year	% (modeled ILO estimate)
1991	47.81555729920746
1992	47.202492642126174
1993	45.81022710177069
1994	45.28702298435026
1995	45.02680367157113
1996	44.00456876488374
1997	43.170306010996555
1998	42.759736220536915
1999	43.428571599488016
2000	43.84253526566449
2001	43.103468277482875
2002	42.45115160593427
2003	41.43513763624488
2004	41.41916157407971
2005	41.31815202858332
2006	41.7660972072027
2007	42.00030064447913
2008	41.954950686513584
2009	38.63889511036115
2010	38.04945124700158
2011	38.2849700085114
2012	37.937424682867146
2013	38.14099825265259
2014	38.593448795484164
2015	38.94433094265032
2016	39.605192391061806
2017	39.77510629973333
2018	40.17552022573053
2019	40.52986704085735
2020	37.68212778476087
2021	39.394474173697795
2022	40.61150883449159
2023	40.88497241377307