Year	% (modeled ILO estimate)
1991	65.198
1992	64.758
1993	64.173
1994	63.517
1995	62.876
1996	62.896
1997	62.799
1998	62.63
1999	61.912
2000	61.188
2001	60.46
2002	59.728
2003	59.002
2004	58.287
2005	57.576
2006	56.868
2007	56.163
2008	55.46
2009	54.758
2010	54.056
2011	53.361
2012	52.673
2013	51.985
2014	51.298
2015	50.611
2016	49.924
2017	49.238
2018	48.554
2019	47.871
2020	47.456
2021	47.365
2022	46.764
2023	46.764