Year	% (modeled ILO estimate)
1991	76.209
1992	76.248
1993	76.38
1994	76.502
1995	76.867
1996	76.854
1997	76.556
1998	76.176
1999	75.754
2000	75.422
2001	74.724
2002	74.089
2003	73.556
2004	73.117
2005	72.583
2006	72.613
2007	72.639
2008	72.818
2009	72.865
2010	72.903
2011	73.218
2012	73.528
2013	73.799
2014	73.844
2015	73.941
2016	73.721
2017	73.627
2018	73.599
2019	73.427
2020	72.142
2021	72.222
2022	73.433
2023	73.703