System Total Expense (Excluding Fuel) per Equivalent Seat Mile (CESM ex fuel)
STAGE LENGTH ADJUSTED
Cents per Equivalent Seat Mile
1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
American              9.79              9.14              9.47              9.69              9.65            10.17            11.56            10.58            10.74              9.81              9.88              9.97            10.28            11.54            11.31            11.32            12.29
Continental              7.47              8.14              8.32              9.03              9.39              9.62              9.90            10.12              9.22            11.99            11.88            11.92            11.96            12.51            12.36            12.97            12.95
Delta              7.42              7.88              7.44              7.66              7.78              7.92              8.50              8.75            11.09            10.76            10.10            10.99            11.48            12.13            12.20            11.20            11.77
Northwest              7.98              7.77              7.68              8.51              7.93              8.15              8.78              8.99              8.62              9.91            10.62              9.46              9.37            11.09            10.71                   -                     -  
United              8.79              9.04              9.31              9.20              9.33            10.26            11.81            11.46            10.65            10.81            11.08            11.16            11.27            13.00            11.86            13.26            14.67
US Airways              8.58              9.43            10.09            10.05            10.51            10.05            10.60            10.69            10.91            10.38              9.48            16.49            14.80            13.37            11.66            11.71            12.16
America West              5.74              6.16              5.91              6.28              6.44              6.91              7.75              6.94              6.56              6.46              8.86                   -                     -                     -                     -                     -                     -  
 --sub Network           8.39           8.52           8.61           8.86           8.92           9.29         10.26         10.04         10.21         10.39         10.42         10.63         10.85         12.22         11.68         11.88         12.60
Southwest              4.13              4.33              4.34              4.53              4.62              4.60              4.56              4.61              4.71              4.72              4.70              4.91              4.98              5.15              5.52              5.82              6.05
jetBlue                   -                     -                     -                     -                     -                7.00              5.81              6.02              5.59              5.37              5.50              5.46              5.53              6.17              6.46              6.62              6.65
AirTran                   -                     -                7.59              5.51              4.90              5.14              5.36              4.95              4.98              5.13              5.24              5.04              5.00              5.08              5.33              5.63              5.94
Frontier              6.56              7.58              7.69              6.80              6.54              7.29              7.55              7.40              6.55              7.41              7.29              7.14              6.84              6.64              6.58              8.37              9.12
Virgin America                   -                     -                     -                     -                     -                     -                     -                     -                     -                     -                     -                     -                     -              13.39              7.22              7.51              7.92
 -- sub LCC           4.17           4.41           4.57           4.73           4.76           4.82           4.84           4.86           4.95           5.05           5.07           5.19           5.25           5.66           5.82           6.18           6.40
Alaska              6.38              6.45              6.74              6.75              7.00              7.90              8.10              8.07              7.84              7.65              7.59              8.21              8.24              8.48              9.34              8.91            10.16
Hawaiian              3.90              3.88              4.03              4.07              7.91              4.68              4.82              6.62              5.99              6.23              6.10              6.08              5.90              5.50              6.11              6.52              7.26
Allegiant                   -                     -                     -                     -                     -                     -                     -                     -                     -                8.01              7.75              4.02              3.93              4.40              4.40              4.50              4.99
 -- sub Other           5.86           5.86           6.09           6.13           7.23           6.95           7.20           7.83           7.28           7.43           7.34           7.46           7.31           7.34           7.95           7.77           8.71
Base Length of Haul                839                869                887                910                931                935                955                966            1,005            1,039            1,061            1,087            1,093            1,115            1,126            1,154            1,170
Note:   Stage Length Adjustment formula:  ((observed length of haul/base length of haul [15 carrier average])^.5) times respective carrier unit cost.
Data Source:  US DOT Form 41 via BTS, Schedules P52, P6 & T2.