Year	% of total employment (modeled ILO estimate)
1991	25.87519549491475
1992	25.83876103689763
1993	25.86767376653804
1994	25.78539693257096
1995	25.47556214065207
1996	25.17689777068928
1997	25.04567246548438
1998	23.409548495937003
1999	22.979479557733903
2000	23.48841600760383
2001	24.25164245333029
2002	24.44170177936129
2003	23.19542893686135
2004	22.502499480760278
2005	21.79845658671585
2006	20.39933213499449
2007	19.4171394660775
2008	18.86055569333269
2009	18.61821198314093
2010	18.746701772843018
2011	18.64850116657086
2012	18.22462656910094
2013	17.63259690932528
2014	17.22316909334185
2015	17.30283115358385
2016	16.7638280409721
2017	16.41841083966186
2018	16.22546627062778
2019	15.98227626358907
2020	16.733484266220522
2021	15.69811132934265
2022	15.949329318880721
