Year	% of total employment (modeled ILO estimate)
1991	57.0922244791381
1992	57.6958195734637
1993	58.6793669649152
1994	59.8378741391446
1995	60.8254939949866
1996	61.7931663207856
1997	62.3841959110379
1998	62.8299130628524
1999	63.3010393351637
2000	63.8314042848801
2001	64.6024540103599
2002	65.1460850683635
2003	66.1976307938388
2004	66.3916408342883
2005	67.7861026847643
2006	68.0795589608292
2007	67.8449614695837
2008	68.8722841819868
2009	69.5212304695622
2010	70.0428509905143
2011	70.1196435946276
2012	70.246152816254
2013	70.7753092586701
2014	70.519273472013
2015	70.9159097313842
2016	71.310002439929
2017	71.318143659761
2018	71.4104752314398
2019	71.613726337392
2020	71.4074676896275
2021	71.1304097666006
2022	71.8848308805623