Year	% of total employment (modeled ILO estimate)
1991	6.8171879441473795
1992	6.972044854440819
1993	7.039235346582563
1994	7.369997961407798
1995	7.408916675912014
1996	7.207629195049822
1997	7.003425593699784
1998	7.386343791474492
1999	7.6137744232647355
2000	7.9180000903656875
2001	8.1067260687986
2002	7.929916481451104
2003	8.097990818618527
2004	8.001575020345525
2005	7.457637544390031
2006	7.082790723665754
2007	7.208102992597378
2008	7.28760870177471
2009	7.136774298645269
2010	6.953795347740059
2011	7.0317476211935
2012	7.049307414542593
2013	6.266544728459388
2014	6.537468318466274
2015	6.067614706272293
2016	5.611052615084859
2017	5.87413487954364
2018	6.149737129094322
2019	5.349828717861202
2020	5.089386980372959
2021	3.6662562157735015
2022	3.536405874725569
