|Phase of operation|
|Cruise (in flight)||3||2||1||1||1||0||0||0||0||3|
|Total fatal accidents||4||8||7||4||3||2||1||5||0||5|
a 14 CFR 135, scheduled operations. Before Mar. 20, 1997, 14 CFR applied to aircraft with 30 or fewer seats. Since
Mar. 20, 1997, 14 CFR 135 includes only aircraft with fewer than 10 seats. This change makes it difficult to comparepre-1997 data with more recent years' data.
b Includes instructional flights performing turns and agricultural flights for spraying and buzzing (repeated passes over a particular location).
1990-95: National Transportation Safety Board, Annual Review of Aircraft Accident Data: U.S. Air Carrier Operations (Washington, DC: Annual issues), table 36.
1996-99: Ibid., personal communication, Mar. 10, 1999 and Mar. 28, 2000