 172 Egyptian aircraft were shot down in air-to-air combat, for a loss of between 5 and 21 for the Israelis (on all fronts).No official numbers were released on the Arab side, though total Egyptian losses were between 235 and 242 aircraft, while Syria lost between 135 and 179.Ever since the Yom Kippur War, most of Israel's military aircraft have been obtained from the United States.