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1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 Locomotives 460 707 1,214 1,129 821 811 1,061 865 721 755 778...Excel | CSV | Graphic Version
Improvement type Miles Restoration 5,167 Resurfacing 12,549 Minor widening 492 Reconstruction 3,937 Major widening 1,476...Index: 1991 = 1.00
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Year 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Air 1.00 1.11 1.20 1.33 1.41 1.45 1.54 1.56 1.60...Excel | CSV | Graphic Version
Agency Number of unlinked trips (thousands) New York City Transit, NY 2,672,871 Chicago Transit Authority, IL 485,225 LA County Metro...Percent
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Structurally deficient Functionally obsolete Interstates 4.0 11.8 Other principal arterials 5.4 9.6 Minor arterials 8.6 11.2...Excel | CSV | Graphic Version - Figure 5-11 | Graphic Version - Figure 5-12
Total < $25,000 $25,000-$49,999 $50,000-74,999 $75,000-$99,999 ≥ $100,000...Injuries per 100 million passenger-miles of travel (pmt)
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Vehicle type 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002...Index: 1991 = 1.00
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1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Air 1.00 1.04 1.06 1.14 1.18 1.28 1.32 1....Chained 2000 dollars per gallon
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1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 Aviation gasoline 1.12 1.06 1.09 1.19 1....Index: 1991 = 1.00
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1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Carbon monoxide 1.00 0.95 0.90 0.86 0.81...