Year	% (modeled ILO estimate)
1991	47.956349771797875
1992	47.34196675940874
1993	46.40831946215699
1994	45.8151112117119
1995	45.0017546506951
1996	44.148482114358245
1997	43.34765458159101
1998	42.69380708175859
1999	42.192749063345886
2000	41.44092475161866
2001	40.97040020199028
2002	40.69196458969647
2003	40.18659362788985
2004	39.89033430371227
2005	39.52587677219653
2006	38.936508906861526
2007	38.29133595004994
2008	37.5902979990425
2009	37.035966748218556
2010	36.17849800626343
2011	35.36165808284958
2012	34.62120847010586
2013	33.957128745508875
2014	33.33485388293709
2015	32.93721047142213
2016	32.42475676183148
2017	31.962923059984842
2018	31.32076542285841
2019	31.123951117277294
2020	29.603418726889426
2021	30.01807893446988
2022	30.10924941176521
2023	30.720568857037303