Original sentence: A total of 853 Tu-134s were built (of all versions, including research/test bed examples) with Aeroflot as the largest user: by 1995, the Tu-134 had carried 360 million passengers for that airline
Edited sentence: A total of 852 Tu-134s were built (of all versions, including research/test bed examples) with Aeroflot as the largest user: by 1995, the Tu-134 had carried 360 million passengers for that airline