| Percent of Non-Maintenance Expenses (Ex Fuel) Outsourced | |||||||||||||||||||||||||||
| NO ADJUSTMENTS MADE | |||||||||||||||||||||||||||
| 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | ||
| American | 10.7% | 9.4% | 9.3% | 9.8% | 9.7% | 10.0% | 9.6% | 8.2% | 10.8% | 11.7% | 12.1% | 12.4% | 12.5% | 11.9% | 12.1% | 12.6% | 11.6% | 11.7% | 12.9% | 11.9% | 9.5% | 9.3% | 8.8% | 8.8% | 8.6% | 6.3% | |
| Continental | 13.2% | 12.4% | 13.1% | 12.6% | 12.9% | 12.7% | 12.9% | 13.5% | 14.6% | 10.2% | 10.4% | 10.5% | 10.9% | 10.7% | 10.5% | 10.7% | 10.7% | ||||||||||
| Delta | 10.7% | 11.3% | 12.6% | 13.3% | 13.3% | 11.6% | 10.0% | 10.8% | 8.5% | 9.3% | 10.8% | 11.8% | 12.2% | 11.8% | 11.7% | 11.3% | 11.2% | 10.4% | 11.2% | 11.1% | 11.4% | 11.4% | 11.7% | 12.1% | 11.0% | 9.5% | |
| Northwest | 9.7% | 9.8% | 10.5% | 10.3% | 11.0% | 11.2% | 10.4% | 10.2% | 10.7% | 9.6% | 11.1% | 12.2% | 14.0% | 13.3% | 15.3% | ||||||||||||
| United | 6.9% | 7.2% | 7.2% | 8.2% | 8.3% | 8.5% | 8.1% | 7.5% | 7.3% | 8.5% | 8.4% | 10.5% | 10.8% | 10.7% | 10.0% | 11.0% | 10.1% | 6.9% | 7.6% | 8.5% | 9.2% | 10.1% | 10.3% | 11.2% | 11.9% | 8.8% | |
| US Airways | 9.1% | 8.9% | 9.0% | 9.6% | 8.7% | 8.1% | 7.4% | 7.7% | 8.6% | 8.6% | 9.5% | 11.2% | 9.0% | 14.9% | 10.4% | 10.3% | 10.3% | 10.2% | 9.9% | 9.8% | 10.6% | ||||||
| America West | 11.4% | 13.2% | 13.6% | 14.3% | 13.8% | 12.9% | 13.3% | 13.7% | 13.0% | 11.9% | 7.2% | 12.0% | 5.2% | ||||||||||||||
| --sub Network | 9.7% | 9.6% | 9.9% | 10.5% | 10.5% | 10.2% | 9.6% | 9.4% | 9.8% | 9.8% | 10.4% | 11.5% | 11.5% | 12.1% | 11.5% | 11.3% | 10.9% | 9.5% | 10.2% | 10.3% | 10.1% | 10.2% | 10.2% | 10.6% | 10.4% | 8.0% | |
| Southwest | 6.2% | 6.2% | 6.8% | 7.0% | 6.9% | 7.1% | 7.4% | 7.6% | 7.5% | 7.6% | 8.7% | 8.8% | 8.8% | 9.0% | 8.8% | 9.2% | 9.9% | 10.1% | 10.8% | 10.4% | 9.5% | 10.0% | 10.3% | 10.0% | 9.5% | 6.5% | |
| AirTran | 2.2% | 2.4% | 3.4% | 6.2% | 5.9% | 6.0% | 5.1% | 4.6% | 5.2% | 5.6% | 6.1% | 6.0% | 6.5% | 7.5% | 9.0% | 10.6% | |||||||||||
| jetBlue | 15.0% | 14.2% | 15.6% | 12.9% | 13.2% | 14.0% | 14.4% | 15.0% | 15.5% | 15.6% | 16.9% | 16.8% | 16.1% | 16.3% | 16.4% | 17.1% | 16.9% | 16.1% | 17.5% | 16.2% | 13.0% | ||||||
| Alaska | 9.1% | 9.2% | 9.3% | 9.4% | 9.6% | 9.9% | 9.8% | 10.6% | 9.9% | 10.0% | 12.4% | 11.6% | 24.7% | 14.5% | 9.6% | 10.6% | 9.7% | 9.1% | 9.6% | 10.1% | 10.4% | 10.2% | 10.6% | 9.5% | 9.0% | 4.9% | |
| Virgin America | 11.3% | 9.9% | 19.2% | 19.9% | 18.0% | 17.7% | 18.2% | 18.7% | 24.4% | 24.8% | 14.8% | ||||||||||||||||
| Hawaiian | 10.1% | 10.2% | 10.1% | 10.7% | 10.1% | 10.7% | 12.5% | 12.0% | 11.0% | 11.3% | 11.6% | 12.5% | 14.1% | 15.4% | 13.9% | 13.5% | 13.0% | 14.4% | 14.9% | 14.1% | 13.8% | 14.1% | 14.7% | 14.6% | 15.1% | 11.8% | |
| --sub Hybrid | 7.3% | 7.3% | 7.6% | 7.5% | 7.6% | 8.1% | 8.5% | 9.0% | 8.5% | 8.6% | 9.8% | 9.9% | 12.4% | 10.8% | 10.3% | 11.0% | 11.3% | 11.5% | 12.1% | 12.0% | 11.9% | 12.3% | 11.9% | 11.6% | 11.1% | 7.6% | |
| Allegiant | 2.5% | 6.1% | 9.9% | 8.5% | 7.4% | 6.7% | 7.8% | 8.5% | 7.0% | 8.0% | 9.3% | 5.9% | 5.2% | 8.3% | 9.8% | 8.4% | 6.0% | ||||||||||
| Frontier | 15.7% | 11.4% | 8.9% | 10.7% | 11.4% | 11.4% | 8.8% | 7.7% | 7.7% | 5.3% | 4.7% | 4.9% | 4.9% | 4.5% | 5.5% | 4.1% | 4.5% | 6.7% | 8.6% | 18.7% | 19.6% | 18.2% | 17.4% | 17.8% | 19.0% | 14.8% | |
| Spirit | 8.1% | 2.3% | 0.5% | 1.6% | 11.1% | 11.7% | 12.4% | 11.2% | 10.7% | 12.4% | 13.6% | 13.1% | 18.9% | 16.9% | 16.0% | 14.8% | 15.5% | 14.7% | 19.9% | 21.6% | 23.0% | 23.1% | 24.9% | 25.0% | 26.9% | 24.1% | |
| -- sub ULCC | 12.4% | 8.2% | 6.1% | 6.8% | 11.3% | 11.5% | 10.4% | 9.3% | 8.9% | 7.5% | 7.7% | 7.9% | 9.6% | 8.6% | 8.7% | 7.6% | 8.0% | 9.6% | 12.9% | 17.7% | 18.2% | 17.6% | 18.6% | 19.5% | 20.7% | 17.3% | |
| Total All Sectors | 9.6% | 9.4% | 9.8% | 10.3% | 10.3% | 10.0% | 9.5% | 9.3% | 9.7% | 9.7% | 10.3% | 11.2% | 11.6% | 11.8% | 11.3% | 11.2% | 10.9% | 9.9% | 10.6% | 10.8% | 10.7% | 10.9% | 10.9% | 11.2% | 11.0% | 8.3% | |
| Note: Shaded data means data appear questionable. | |||||||||||||||||||||||||||
| Data Source: US DOT Form 41 via BTS, Schedule P6 & P52. | |||||||||||||||||||||||||||