The table above uses 1,286 accidents where a cause can be identified and excludes accidents where a cause could not be determined. The table below includes all 1,834 accidents including those where a cause could not be identified.
Sabotage includes explosive devices, shoot downs and hijackings.
Where there were multiple causes, the most prominent cause was used. 2 Includes service by reciprocating-engine aircraft and turboprop aircraft. Developing-world air carriers have home offices in countries other than those countries categorized for the purposes of this study as economically advanced, technologically advanced and politically democratic. Rio Hacha, Colombia Trans. Bilma, Niger Union des Trans.