Drop in union membership has taken $13 to $61 out of the weekly wages of nonunion workers with at most a high school education: Additional weekly wages that nonunion private-sector workers with a high school diploma or less would earn had the share of workers in a union (union density) remained the same as in 1979, 1979–2013 (2013 dollars)

Year Men Women
1979 0.00 0.00
1980 4.74 2.08
1981 8.16 2.77
1983 19.05 5.18
1984 25.63 6.44
1985 29.95 7.59
1986 32.16 8.30
1987 33.98 8.92
1988 35.90 9.30
1989 37.17 9.74
1990 38.51 10.03
1991 38.60 10.23
1992 38.92 10.49
1993 40.46 10.94
1995 46.30 11.93
1996 44.21 11.56
1997 47.08 12.12
1998 50.00 12.62
1999 49.56 12.88
2000 50.40 13.02
2001 52.28 13.07
2002 54.61 13.58
2003 56.22 13.57
2004 56.26 13.32
2005 58.06 13.32
2006 59.44 13.43
2007 60.73 13.91
2008 58.42 13.06
2009 57.47 12.85
2010 56.85 12.54
2011 57.85 13.02
2012 60.60 13.43
2013 $61.05  $13.39 

Notes: Sample restricted to nonunion full-time workers in the private sector ages 16 to 64. See the text and Methodological Appendix for details on the analysis.

Source: Authors’ compilations from the Current Population Survey (CPS) May Supplement microdata and CPS Outgoing Rotation Group microdata.

View the underlying data on epi.org.