Pay advantage for autoworkers declines as unionization falls: Ratio of auto industry unionization rate to economywide unionization rate, and percent pay advantage for the median auto worker over the median worker economywide, 1983–2020

Year Auto-industry-to-economywide unionization ratio Median wage premium in auto sector
1983 2.65 50.0%
1984 2.85 43.9%
1985 2.91 55.9%
1986 2.86 60.0%
1987  2.91 58.0%
1988 2.96 62.5%
1989 2.78 56.0%
1990 2.73 54.8%
1991 2.83 54.5%
1992 2.84 48.7%
1993 2.71 49.0%
1994 2.60 40.0%
1995 2.64 40.0%
1996 2.82 45.0%
1997 2.63 42.9%
1998 2.40 36.4%
1999 2.48 34.4%
2000 2.47 25.0%
2001 2.52 24.9%
2002 2.44 20.2%
2003 2.21 22.5%
2004 2.18 16.3%
2005 2.13 17.7%
2006 2.04 17.2%
2007 1.88 13.3%
2008 1.81 15.2%
2009 1.45 15.6%
2010 1.61 14.8%
2011 1.80 11.3%
2012 1.65 4.7%
2013 1.56 5.9%
2014 1.53 5.1%
2015 1.41 4.9%
2016 1.50 2.8%
2017 1.64 6.7%
2018 1.48 2.4%
2019 1.33 4.4%
2020 1.23 7.1%

Notes: Wage data are adjusted to 2020 dollars. Data are for employed workers ages 16 and older. Self-employed, self-incorporated workers are excluded. The auto industry includes auto assembly and auto parts. The unionization rate is the share of workers covered by a collective bargaining agreement.

Source: EPI analysis of BLS Current Population Survey (CPS) Outgoing Rotation Group (ORG) 1983–2020 microdata (EPI 2021).

View the underlying data on epi.org.