Year	% of total employment (modeled ILO estimate)
1991	38.9243504074144
1992	38.4737799531481
1993	38.5463156122964
1994	38.5627453447565
1995	35.9301790559136
1996	36.0056935074877
1997	34.3484762870297
1998	34.443597130104
1999	34.9803650117177
2000	37.2187356582418
2001	37.9910629356116
2002	40.7326239011858
2003	41.3823504584804
2004	45.1890582288953
2005	45.6365066499503
2006	44.8740848505762
2007	44.7350769355314
2008	46.923973156626
2009	48.5027410998302
2010	50.2369136294908
2011	49.6822237745647
2012	46.8085566268727
2013	49.7640478405614
2014	51.3043772525
2015	51.2603894019509
2016	50.6490904616129
2017	51.9976950793108
2018	52.7250833219194
2019	51.3319451425289
2020	54.4797282827774
2021	51.2687710069877
2022	51.5881925490193
