|Phase of operation|
|Total fatal accidents||6||4||4||1||4||3||5||4||1||2|
a 14 CFR 121, scheduled operations. Before Mar. 20, 1997, 14 CFR 121 applied only to aircrft with more than
30 seats or a maximum payload capacity of more than 7,500 pounds. Since Mar. 20, 1997, 14 CFR 121 includes aircraft with 10 or more seats that formerly operated under 14 CFR 135. This change makes it difficult to compare pre-1997 data with more recent years' data.
b First phase of operation is the phase of flight in which the first occurrence leading to the accident happened.
c 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 18. 1996-97: Ibid., personal communication, Mar. 10, 1999 and Mar. 28, 2000.