Year	% of total employment (modeled ILO estimate)
1991	54.71231663557844
1992	54.8391362703969
1993	54.96210531619644
1994	55.2916822294714
1995	55.506645740266244
1996	56.105171772787955
1997	56.49542738171893
1998	56.45741636845827
1999	56.77830710585633
2000	56.578649708908884
2001	57.004223103784796
2002	56.8995740099641
2003	56.54984539248103
2004	56.20723911757196
2005	57.27579599596179
2006	58.627709632637746
2007	57.94806536127285
2008	59.19714891071075
2009	59.513800769992265
2010	60.668338013606466
2011	60.629201631133
2012	61.18567671158706
2013	60.73142529164603
2014	60.85711580417594
2015	61.495001936561344
2016	63.39070181115391
2017	63.10422098775456
2018	62.83379897348656
2019	63.631795673237775
2020	64.25393612189528
2021	64.68351426173435
2022	64.93783118024093
