Year	% of total employment (modeled ILO estimate)
1991	6.3828881054615705
1992	6.365400354558412
1993	6.376558882353295
1994	6.618398431793549
1995	6.675584631086799
1996	6.801717017377311
1997	6.96299845727982
1998	6.999107226325389
1999	6.916644970551497
2000	6.769765999424177
2001	6.900745425639002
2002	6.286723562606659
2003	6.11662292873629
2004	5.510359413724488
2005	5.1887348868836245
2006	4.816265707826546
2007	4.57365062321705
2008	4.525294685537386
2009	4.725899121371246
2010	4.803528638125921
2011	4.837853107743264
2012	4.763821257101286
2013	4.646899017438298
2014	4.555011769761494
2015	4.3399456829232665
2016	4.17229235182229
2017	4.052806764686298
2018	3.9163864981455028
2019	3.804604397617544
2020	3.5998575002393474
2021	3.5514360618426233
2022	3.8588854218692514
