Table 8. System* Airline Unit Revenue (Cents Per Mile),,,,,,,
Regional Carriers ,,,,,,,
Ranked by 2nd Quarter 2007 Unit Revenue,,,,,,,
(Operating Revenue Per Available Seat Mile) ,,,,,,,
2Q 2007 Rank,Regional Carriers,2nd Quarter 2006 ,3rd Quarter 2006 ,4th Quarter 2006 ,"1st
 Quarter 2007 ",2nd Quarter 2007 ,2nd Quarter Operating Revenue $(Millions)
1,Comair,16.7,17.2,16.9,18.1,18.6,281
2,American Eagle,16.9,17.2,16.5,17.6,18.2,514
3,Atlantic Southeast,15.9,14.4,16.0,17.0,16.9,347
4,Mesa,14.7,14.9,14.3,12.9,14.5,279
5,Sky West,15.7,15.5,14.9,14.3,14.0,525
6,Express Jet,12.5,12.3,12.9,13.7,12.8,394
7,Pinnacle,14.8,14.2,13.9,10.0,9.7,149
,Seven-Carrier Total,15.2,15.0,15.0,14.9,14.9,"2,489"
"Source: Bureau of Transportation Statistics; Form 41, Schedule P1.2.  T100; T2 Data",,,,,,,
* System = domestic + international,,,,,,,
 ,,,,,,,