Percent
| Salary and benefits | Fuel | Aircraft maintenance | Aircraft ownership | Transport related | All other | |
|---|---|---|---|---|---|---|
| 2000 | 33.2 | 13.8 | 12.3 | 19.4 | 10.5 | 10.8 |
| 2001 | 34.3 | 12.5 | 12.2 | 19.7 | 10.0 | 11.3 |
| 2002 | 36.4 | 11.8 | 12.4 | 20.4 | 10.1 | 8.9 |
| 2003 | 34.1 | 13.5 | 11.4 | 19.8 | 13.0 | 8.2 |
| 2004 | 30.1 | 16.9 | 10.7 | 18.2 | 15.8 | 8.3 |
| 2005 | 25.9 | 22.0 | 10.3 | 16.1 | 16.7 | 9.0 |
| 2006 | 24.5 | 24.6 | 10.1 | 15.2 | 16.5 | 9.1 |
| 2007 | 24.1 | 25.3 | 10.2 | 14.3 | 16.7 | 9.4 |
| 2008 | 20.9 | 30.9 | 9.0 | 12.3 | 16.5 | 10.4 |
| 2009 | 26.8 | 23.1 | 7.3 | 14.5 | 14.0 | 14.3 |
NOTE: Percents may not add to 100 due to rounding.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Office of Airline Information, Air Carrier Financial Reports (Form 41 Financial Data), special tabulation, July 2010.