Year	% of total labor force
1991	0.8842418367705396
1992	0.8269030734557644
1993	0.8200904425635991
1994	0.7625456726975068
1995	1.0763909001346956
1996	1.0255528828105072
1997	1.036484125786513
1998	1.0188802539652415
1999	0.9966746189398961
2000	0.9904220296964495
2001	1.0083766803379017
2002	0.9786765632769983
2003	0.9470625122934213
2004	0.9223506253522817
2005	0.9162400151825986
2006	1.0239729011555967
2007	0.8683109955803775
2008	0.8469895740619587
2009	0.823454815364575
2010	0.8151583387262452
2011	0.7836620029488477
2012	0.7652690134136573
2013	0.747985789373124
2014	0.7225753949257477
2015	0.7289648912537338
2016	0.7165566753812904
2017	0.7122740270359248
2018	0.7119464999681839
2019	0.6859088923295096
2020	0.6762865160793126