Year	% of total employment (modeled ILO estimate)
1991	37.9375282511873
1992	37.700991883659
1993	37.4319231495808
1994	37.1621079199527
1995	36.8391370012978
1996	36.4815385830551
1997	36.0752580931698
1998	35.6174720168682
1999	35.0665650731441
2000	34.4930059968947
2001	33.8108543117263
2002	33.0595531281587
2003	31.8111175589228
2004	30.8119256316157
2005	29.8187694169588
2006	28.8397757535443
2007	27.8154334193006
2008	26.8495488251297
2009	25.8789419223128
2010	25.006644393323
2011	24.0736725858576
2012	23.1633780860231
2013	22.2092369174952
2014	21.2906259207147
2015	20.3917028783616
2016	19.4655850932042
2017	18.4692553983866
2018	17.4664867580299
2019	16.5800020663181
2020	16.6621601681363
2021	16.203577916956
2022	15.7773383746737
