Year	% of total employment (modeled ILO estimate)
1991	19.173077575161
1992	19.110520323254
1993	19.0169119970019
1994	18.9576949820816
1995	18.8655382330971
1996	18.8009179149369
1997	18.7229331577515
1998	18.5696105411993
1999	18.410521057203
2000	18.299983673569
2001	17.9809995508527
2002	17.7032062665068
2003	17.4455350537211
2004	17.2275766086957
2005	17.0000115761987
2006	17.2859631611481
2007	17.5609440281758
2008	17.8468466289976
2009	19.2461083168412
2010	20.7746565177618
2011	20.5849983590336
2012	20.3680951802841
2013	21.1978089123294
2014	22.0510959899024
2015	22.9195640302366
2016	23.9563235689939
2017	25.0069560378408
2018	25.831111803069
2019	25.616826914674
2020	24.6763500080853
2021	26.6505891924245
2022	26.9806855414987