(Short tons, millions)
Excel | CSV | Graphic Version
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2002 | 8.5 | 8.1 | 7.6 | 9.3 | 10.0 | 8.7 | 9.7 | 9.6 | 8.9 | 9.0 | 9.1 | 10.4 |
| 2003 | 9.8 | 7.9 | 10.0 | 10.3 | 11.9 | 12.6 | 11.8 | 11.8 | 11.7 | 10.9 | 10.6 | 11.2 |
SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, based on data from U.S. Army Corps of Engineers, special tabulation, October 2004.