Year	% of total labor force
1991	48.75446936929019
1992	48.76433008954254
1993	48.80704418945116
1994	48.89931432695778
1995	49.012727064560494
1996	49.11037085557601
1997	49.208676608259665
1998	49.31846093376517
1999	49.408011279895604
2000	49.45854353861605
2001	49.5016070977092
2002	49.537686987045106
2003	49.69183403739016
2004	49.628716716814615
2005	49.790098947946355
2006	49.953274773692684
2007	50.105555164251925
2008	50.24881321079303
2009	50.15679809768919
2010	50.08242339449153
2011	50.00756969747806
2012	49.924880993361505
2013	49.84330946036592
2014	49.74630553214844
2015	49.637239702092494
2016	49.51685397223989
2017	49.407231678067554
2018	49.30236268279807
2019	49.199772427307295
2020	49.091013628425316
2021	49.383339886777335
2022	49.174613045517546
2023	49.08742071562955
