| Year | Millions of dollars | Millions of cubic yards | ||||
|---|---|---|---|---|---|---|
| Maintenance | New work | Total | Maintenance | New work | Total | |
| 1993 | 75.0 | 0.7 | 75.8 | 38.3 | 0.1 | 38.4 |
| 1994 | 84.3 | 0.0 | 84.3 | 52.5 | 0.0 | 52.5 |
| 1995 | 88.8 | 6.5 | 95.3 | 53.8 | 7.9 | 61.7 |
| 1996 | 85.4 | 0.0 | 85.4 | 52.5 | 0.0 | 52.5 |
| 1997 | 95.9 | 0.2 | 96.1 | 67.8 | 0.0 | 67.8 |
| 1998 | 76.6 | 0.0 | 76.6 | 42.4 | 0.0 | 42.4 |
| 1999 | 92.7 | 0.0 | 92.7 | 45.8 | 0.0 | 45.8 |
| 2000 | 88.5 | 0.0 | 88.5 | 44.9 | 0.0 | 44.9 |
SOURCE: U.S. Army Corps of Engineers, Navigation Data Center, available at http://www.iwr.usace.army.mil/ndc/ddhiscoe.htm as of December 12, 2001.