Year	% (modeled ILO estimate)
1991	70.571
1992	69.752
1993	69.653
1994	69.202
1995	68.578
1996	68.69
1997	69.032
1998	69.168
1999	69.464
2000	71.088
2001	72.048
2002	72.521
2003	72.204
2004	71.868
2005	71.612
2006	71.402
2007	71.219
2008	70.92
2009	70.902
2010	70.382
2011	69.982
2012	70.054
2013	69.83
2014	69.981
2015	70.097
2016	69.823
2017	69.591
2018	69.476
2019	69.601
2020	68.939
2021	68.453
2022	70.183
2023	70.634