Federal
Percentage of the federal government workforce represented by a union, 1989–2017
| Year | Percentage of workforce represented by a union |
|---|---|
| 1989 | 38.2634% |
| 1990 | 39.0982% |
| 1991 | 38.9589% |
| 1992 | 39.3600% |
| 1993 | 38.5580% |
| 1994 | 41.5977% |
| 1995 | 39.8349% |
| 1996 | 38.8980% |
| 1997 | 39.3654% |
| 1998 | 39.7350% |
| 1999 | 39.0475% |
| 2000 | 36.6916% |
| 2001 | 36.6333% |
| 2002 | 37.6586% |
| 2003 | 36.8360% |
| 2004 | 34.9736% |
| 2005 | 33.0959% |
| 2006 | 33.6784% |
| 2007 | 31.5282% |
| 2008 | 32.9560% |
| 2009 | 33.1734% |
| 2010 | 31.4489% |
| 2011 | 33.1901% |
| 2012 | 31.3730% |
| 2013 | 31.1549% |
| 2014 | 31.6036% |
| 2015 | 32.3212% |
| 2016 | 31.1263% |
| 2017 | 30.9472% |

Source: EPI analysis of Current Population Survey Outgoing Rotation Group microdata
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