Year	% of total employment (modeled ILO estimate)
1991	6.545159638301801
1992	6.566973223619122
1993	6.67149053705537
1994	6.638232504336635
1995	6.381728164885456
1996	6.5633737028908605
1997	7.144370133270224
1998	6.9564478619693055
1999	7.086412334160065
2000	7.368160188964735
2001	7.481345091170281
2002	6.047579152033011
2003	5.9889962522080396
2004	5.579575704574216
2005	5.262555468232704
2006	4.80590328520161
2007	4.493714499429629
2008	4.1966028161367985
2009	4.243225881039111
2010	4.347798485061023
2011	4.179670894021916
2012	4.049872107487364
2013	3.838962519478016
2014	3.7133996786496994
2015	3.2225708906125825
2016	2.804703990261259
2017	2.7085349485319496
2018	2.5976669311903637
2019	2.3746058649506754
2020	2.335253652022315
2021	1.8688538422651177
2022	1.784277227387474