TABLE 3-7 - U.S. Ton-Miles of Freight: 2004-2008
TABLE 3-7 - U.S. Ton-Miles of Freight: 2004-2008Excel | CSV
Billions
Air Railroad Water Oil and oil products pipeline Natural gas pipeline 2004 16 1,684 621 600 338 2005 16 1,733 591 608 331 2006 15 1,856...