TABLE 54  Rail Installed or Replaced by U.S. Class I Railroads: 1990–2001,,,,,,,,,,,,
(Thousands of tons),,,,,,,,,,,,
,,,,,,,,,,,,
,1990,1991,1992,1993,1994,1995,1996,1997,1998,1999,2000,2001
Replaced rail,781.2,666.7,875.3,824.3,728.8,657.6,803.3,642.7,679.0,769.3,726.1,660.1
Installed rail,19.5,16.7,14.2,26.2,62.9,61.3,68.7,113.8,204.8,213.4,196.3,197.0
"
SOURCE: Association of American Railroads, Railroad Ten-Year Trends, 1990–2000 (Washington, DC: 2000); 2000–2001—Association of American Railroads, Analysis of Class I Railroads (Washington, DC: 2000 and 2001).",,,,,,,,,,,,