Cash and Short-term Investments
Millions
2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
AMR Corp           2,233           2,488           1,950           2,606           2,929           3,814           4,715           4,535           3,107           4,399           4,487      3,994
Continental Airlines Inc**           1,395           1,102           1,280           1,430           1,458           1,957           2,484           2,903           2,643           2,856                -             -  
Delta Air Lines Inc           1,607           2,215           1,969           2,710           1,799           2,008           2,648           2,786           4,467           4,678           3,610      3,615
Northwest Airlines Corp              693           2,512           2,097           2,757           2,459           1,262           2,058           3,034           2,117                -                  -             -  
UAL Corp**           2,344           2,608           1,274           1,718           1,301           1,838           4,144           3,554           2,039           3,042           8,680      7,762
US Airways Group Inc I           1,316           1,078              634           1,287              738                -                  -                  -                  -                  -                  -             -  
US Airways Group Inc II                -                  -                  -                  -                  -                  -             2,365           2,174           1,054           1,502           1,916      1,947
America West Holdings Corp              195              157              360              476              276                -                  -                  -                  -                  -                  -             -  
  --sub Network            9,783          12,160           9,564          12,984          10,960          10,879          18,414          18,986          15,427          16,477          18,693     17,318
Southwest Airlines Co              523           2,279           1,815           1,865           1,305           2,531           1,759           2,779           1,803           2,593           3,538      3,144
JetBlue Airways Corp                34              118              258              608              450              484              699              834              571           1,136              960      1,206
AirTran Holdings Inc                78              103              104              339              334              371              310              318              335              544              454           -  
Frontier Airlines Holdings Inc*              111                90              105              191              175              273              203              121                72                -                  -             -  
  --sub LCC               746           2,590           2,282           3,002           2,264           3,658           2,971           4,052           2,781           4,273           4,952      4,350
Alaska Air Group Inc              462              661              636              812              874              983           1,014              823           1,077           1,192           1,208      1,141
Hawaiian Holdings Inc                -                103                72                  0                  2              130                67                94              204              301              285         304
Midwest Air Group Inc                16                47                41                88                81                99              118                -                  -                  -                  -             -  
  -- sub Other               477              810              749              901              958           1,212           1,199              917           1,281           1,493           1,493      1,445
 Total All Sectors           11,007          15,560          12,596          16,887          14,182          15,749          22,584          23,955          19,489          22,243          25,138     23,113
* Frontier Airlines Inc before 2006. Year end March 31 treated as the year before.
** United and Continental are assumed as a single carrier beginning October 1, 2010
Note: Zero value might also mean data not reported.
Data Source:  SEC 10K Filings