Year	% (modeled ILO estimate)
1991	14.004
1992	14.061
1993	14.075
1994	14.086
1995	14.15
1996	14.005
1997	13.865
1998	13.76
1999	13.689
2000	13.634
2001	13.743
2002	13.896
2003	14.06
2004	14.218
2005	14.367
2006	14.192
2007	14.025
2008	13.889
2009	13.818
2010	13.83
2011	14.128
2012	14.505
2013	15.346
2014	16.224
2015	16.89
2016	17.566
2017	18.251
2018	16.919
2019	15.564
2020	13.7
2021	12.253
2022	3.775
2023	3.418