Top 5 Airports:
1 DTW Detroit 141 24.0 %
2 DCA Washington 122 20.7 %
3 FNT Flint 31 5.3 %
4 IND Indianapolis 22 3.7 %
5 ATL Atlanta 21 3.6 %

Top 5 Airlines
1 Northwest Airlines 164 55.8 %
2 Delta Air Lines 40 13.6 %
3 United Airlines 14 4.8 %
4 Independence Air 13 4.4 %
5 US Airways 8 2.7 %

Top 5 Aircraft:
1 Airbus 320 103 35.0 %
2 Boeing 757 40 13.6 %
3 McDonnell Douglas-9 33 11.2 %
4 Canadair 31 10.5 %
5 McDonnell Douglas-80 18 6.1 %

Top 5 Routes
1 DCA - DTW 45 15.3 %
2 DTW - DCA 37 12.6 %
3 DTW - FNT 12 4.1 %
4 FNT - DTW 10 3.4 %
5 ATL - DCA 4 1.4 %