JOHN WAYNE AIRPORT--NOV., ’89 AIRLINE PERFORMANCE

ON-TIME PERFORMANCE RECORD

* Total Flights % on Time Airline Reported ** Departing *** Arriving Alaska Airlines 110 92.7 89.1 American Airlines 1,814 92.2 83.6 America West 623 81.8 80.3 Continental Airlines 288 95.9 90.1 Delta Airlines 235 89.9 85.3 Northwest Airlines 310 83.9 77.9 TWA 113 98.3 76.4 United Airlines 110 67.9 64.8 USAir 1,406 85.1 82.2

* Total number of reported flights arriving at and departing from John Wayne Airport; includes cancelled and diverted flights

** Percentage of on-time flights departing from John Wayne Airport

*** Percentage of on-time flights arriving at John Wayne Airport

FLIGHTS** WITH THE WORST ON-TIME RECORDS

DEPARTING FROM JOHN WAYNE AIRPORT

November, 1989

* Total Flight Flights Number % Airline Number Destination Reported On time On time USAir 2778 San Francisco 27 16 58.2 America West 809 Las Vegas 29 17 58.6 United 710 Chicago 28 17 60.7 America West 208 Phoenix 23 15 65.2 America West 594 Phoenix 27 18 66.6 United 670 Chicago 24 18 66.6 USAir 2504 San Francisco 28 19 67.8 American 1046 San Francisco 27 19 70.3 American 1226 San Francisco 26 19 73.0 America West 428 Phoenix 30 22 73.3 American 1001 San Francisco 23 17 73.9

* Includes cancelled and diverted flights

** 20 or more flights per month

ARRIVING AT JOHN WAYNE AIRPORT

*Total Flight Point of Flights Number % Airline Number Origin Reported On Time On Time United 997 Chicago 25 12 48.0 America West 660 Phoenix 29 16 55.1 USAir 2990 San Francisco 23 13 56.5 Delta 725 Dallas-Fort Worth 29 17 58.6 American 619 Dallas-Fort Worth 25 15 60.0 USAir 93 Phoenix 30 19 63.3 America West 654 Phoenix 23 15 65.2 American 835 Chicago 26 17 65.3 USAir 2606 San Jose 29 19 65.6 America West 650 Phoenix 24 18 66.6

* Includes cancelled and diverted flights

** 20 or more flights per month

Source: Department of Transportation, Transportation Systems Center.