Cour des Comptes US: GAO Government Accountability Office
Les coût exprimés sont ceux à la clôture de l’audit.
- Lockheed-Martin F-22A Raptor, 58059 dollars US.
- Rockwell B-1B Lancer, 61027 dollars US.
- Bell-Boeing CV-22B Osprey, 63792 dollars US.
- Lockheed-Martin F-35A Lightning II, 67550 dollars US.
- Boeing B-52H Stratofortress, 70388 dollars US.
- Boeing / Northrop-Grumman E-8C J-Stars, 70780 dollars US.
- Boeing OC-135B Open Skies, 99722 dollars US.
- Lockheed-Martin C-5M Super Galaxy, 100941 dollars US.
- Northrop B-2A Spirit, 130159 dollars US.
- Boeing E-4B Nightwatch, 159529 dollars US.