Year	% of total employment (modeled ILO estimate)
1991	45.2875356025111
1992	45.4865012980877
1993	45.8188347830156
1994	44.7134065965526
1995	44.1012592441591
1996	41.7356139798862
1997	40.3830333336828
1998	38.6275934316906
1999	38.8476251129884
2000	37.094656680288
2001	36.7114015987138
2002	36.4572195373376
2003	35.9689901892462
2004	35.6431213312372
2005	35.1642343183242
2006	34.6608602734688
2007	34.2161171908067
2008	34.0384545013854
2009	33.6800549578931
2010	32.9966859321882
2011	32.6111336467734
2012	32.1613701058395
2013	31.0495721777701
2014	30.4201294535757
2015	29.1891857612266
2016	26.9859622026111
2017	25.4397582783661
2018	24.2932194598948
2019	22.8580655583275
2020	24.769468625484
2021	24.3255089698013
2022	23.7146726362287
