Table 13. System* Passenger Revenue Yield (Cents per Mile),,,,,,, Passenger Airlines by Group ,,,,,,, Ranked by 3rd Quarter 2006 Revenue Yield ,,,,,,, (Passenger Revenue per Revenue Passenger Mile in cents),,,,,,, 3Q 2006 Rank,,3rd Quarter 2005 ,4th Quarter 2005 ,1st Quarter 2006 ,2nd Quarter 2006 ,3rd Quarter 2006 ,3rd Quarter Passenger Revenue $(Millions) 1,Regional Carriers,19.6,20.3,20.5,18.9,19.3,"2,543" 2,Network Carriers,11.6,11.8,12.0,12.6,12.5,"18,645" 3,Low-Cost Carriers,10.7,11.4,11.5,12.3,11.8,"4,557" ,21-Carrier Total,11.9,12.3,12.5,13.0,12.8,"25,745" Source: Bureau of Transportation Statistics; Form 41; Schedule P1.2. T100; T2 Data,,,,,,, * System = domestic + international ,,,,,,, ,,,,,,, ,,,,,,,