Year	% of total employment (modeled ILO estimate)
1991	10.2041683786962
1992	10.1266538505032
1993	9.95673159307706
1994	9.72404730617608
1995	9.5740933905905
1996	9.97719804171417
1997	9.0843081887858
1998	8.6480020690547
1999	8.9167898810929
2000	8.71274983765062
2001	7.71224578361958
2002	7.36856688511951
2003	6.98453608247423
2004	6.32111858245707
2005	6.53015241108381
2006	6.31399604324409
2007	5.91939750144106
2008	4.60442062960482
2009	4.83455913818977
2010	5.5872717153693
2011	5.48880064634796
2012	5.54855902758256
2013	4.44514967635327
2014	4.53580145171004
2015	4.23876846384865
2016	3.89524885766226
2017	3.75705833606352
2018	4.0297250761575
2019	4.0365407239713
2020	4.04335441510163
2021	4.01384316217101
2022	4.1031588248288
