Year	% of total employment (modeled ILO estimate)
1991	41.4148470063366
1992	41.4366615470556
1993	41.1886043001718
1994	41.6071090850335
1995	41.1133283161152
1996	40.4588136029553
1997	40.1348240772056
1998	39.3954857190018
1999	38.4974718298577
2000	37.653415810839
2001	36.697682203861
2002	35.7939423722111
2003	34.817506923646
2004	33.6546924275927
2005	32.5521574952388
2006	31.4182503576732
2007	30.1586572433132
2008	28.8145019162447
2009	27.7079817918728
2010	26.8145254500037
2011	27.0943313547267
2012	26.6013854364911
2013	27.1661714901122
2014	27.5299551523065
2015	27.5463229486029
2016	27.3859347566509
2017	27.1330777944278
2018	26.6361016598488
2019	26.1673243079745
2020	26.8859175817686
2021	26.544314702748
2022	25.8978839629631
