Buy annual subscriptions for all our products.
| Company | Unit | 1989 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 |
| Ford Motor Company | USD | -2.27 | -1.67 | -2.48 | -1.36 | -0.316 | ||||||||||||||||||||||||||
| General Motors | USD | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | -1.03 | -3.14 | -9.72 | -12.1 | -6.87 | ||||||
| Navistar International | USD | ... | -5.07 | -2.29 | -0.551 | 2.15 | -3.30 | |||||||||||||||||||||||||
| Paccar | USD | ... | 0.633 | 1.66 | 1.63 | 2.09 | 2.13 |
Helgi Library 
