Year	% of total employment (modeled ILO estimate)
1991	30.3592218527628
1992	29.9873554309096
1993	29.4603979056366
1994	28.8777561947082
1995	28.250550420291
1996	27.6347937471831
1997	27.5464675884242
1998	27.2450128787514
1999	25.7711699481787
2000	25.8134549578829
2001	25.4883034140886
2002	25.7844370575528
2003	24.9192754931024
2004	24.9384840159169
2005	24.6860782144349
2006	24.6929993638952
2007	24.4302468637766
2008	24.6725001696308
2009	23.4744365284505
2010	23.3750875924463
2011	23.2336846489351
2012	21.7561401575316
2013	21.7035506527812
2014	21.3930693328736
2015	21.4341026059747
2016	21.264384307925
2017	20.7568484852585
2018	21.0625864947321
2019	20.8365633061819
2020	20.4124792824811
2021	19.3705844650885
2022	19.0653732642267
