Year	% of total employment (modeled ILO estimate)
1991	18.416905624055254
1992	18.453455044510346
1993	18.67508003005744
1994	18.785266192558428
1995	18.862391178474212
1996	19.084948735766584
1997	19.160882190716126
1998	19.033240715196808
1999	18.897608700296747
2000	18.765221679468343
2001	18.811667306101192
2002	18.58316578630742
2003	18.745163697076737
2004	19.23320924052813
2005	19.863153791395828
2006	20.50153286360796
2007	21.241330047215186
2008	21.448829072236066
2009	21.74361971454096
2010	22.270408573709428
2011	22.736345826623378
2012	23.301370610914564
2013	23.298211510591685
2014	23.365680762971074
2015	23.23689013716177
2016	23.319876028008135
2017	23.45587028472633
2018	23.634923699454763
2019	23.715443704403768
2020	23.58040602063607
2021	24.033583052198576
2022	24.276959043847004
