Year	% (modeled ILO estimate)
1991	50.86959594086004
1992	50.68895894876601
1993	50.46242186341524
1994	50.31325404465079
1995	50.296010027694926
1996	50.25383318323082
1997	50.084664542269756
1998	49.81644752330304
1999	49.49953873116115
2000	49.26168221406855
2001	49.14145934720364
2002	48.99354006108114
2003	48.84883155267804
2004	48.87657872879216
2005	48.92893907517975
2006	48.74068202488283
2007	48.47189104146165
2008	48.19508662497603
2009	47.63880400461357
2010	46.6347020700667
2011	46.71600493891261
2012	46.637238942399605
2013	46.74533083096172
2014	46.57471695845568
2015	46.53413540474244
2016	46.31237744622819
2017	46.03117496047006
2018	45.66456599302685
2019	45.24851487472557
2020	44.44766472923521
2021	44.26325793174779
2022	44.46999374113928
2023	44.55583569364188