 Also included were 322 bombers, including 179 SB-2M-100A, 100 SB-2M-103 24 DB-3, 6 TB-3 and 13 SB that were not part of the purchase in the 13 batches).Also included in the 13-batch purchase were 5 UT-1 trainers.However, of the 250–300 combat aircraft supplied annually, only a few dozen would survive through the end of the year.