Figure 1,,
U.S. Intermodel Rail Traffic: 1996–2000,,
(Millions of units),,
Year,Trailers,Containers
1996,3.3,4.8
1997,3.5,5.2
1998,3.4,5.4
1999,3.2,5.7
2000,2.9,6.3
NOTE: Data for 2000 are preliminary.,,
"SOURCES: Association of American Railroads, Railroad Facts 2000 Edition (Washington, DC: October 2000), Intermodal Traffic table, p. 26.

_____. “Weekly Railroad Traffic: 2000 Annual Summary,” 2001.",,