Year	% (modeled ILO estimate)
1991	47.975
1992	48.033
1993	48.048
1994	47.506
1995	47.629
1996	47.636
1997	47.225
1998	47.292
1999	47.417
2000	47.026
2001	47.564
2002	48.306
2003	48.096
2004	48.109
2005	48.031
2006	47.478
2007	48.343
2008	48.931
2009	49.731
2010	49.726
2011	49.51
2012	49.546
2013	49.658
2014	49.471
2015	49.574
2016	49.257
2017	48.741
2018	48.588
2019	48.329
2020	49.214
2021	48.492
2022	49.059
2023	49.235