Year	% of total employment (modeled ILO estimate)
1991	19.124467147948437
1992	19.087189060270536
1993	19.069392024822523
1994	19.111231409497822
1995	19.075589980772975
1996	19.13103869978469
1997	19.40267957170054
1998	19.311060827498245
1999	19.386111953538332
2000	19.512902442324776
2001	19.635300568965583
2002	20.161921841343947
2003	20.286108739246504
2004	20.313687777445015
2005	20.837795250956347
2006	20.6901805160187
2007	20.848198282270477
2008	20.853529128328848
2009	21.04010078123453
2010	21.230994884696287
2011	22.210776661211817
2012	23.332150867317974
2013	24.327261991670493
2014	25.204699801750444
2015	26.095874782034322
2016	28.818474690279125
2017	28.21884903581938
2018	29.163150696075906
2019	29.229768139410822
2020	27.011186226175834
2021	27.62316447143912
2022	27.423619516367893
