Other reasons • 25%

Deliberate drone flights by unknown parties • 25%

Mistaken identity with conventional aircraft • 25%

Technical malfunction or error • 25%

Private Company • 25%

Remains unidentified • 25%

Individual(s) • 25%

Government • 25%

Hobbyists or Enthusiasts • 25%

Foreign Government • 25%

Private Company • 25%

Unknown/Other • 25%

Commercial or hobbyist drones • 25%

Unidentified or other causes • 25%

Foreign surveillance • 25%

Government or military operations • 25%

Identified as domestic surveillance • 25%

Identified as hobbyist activity • 25%

Identified as foreign surveillance • 25%

Remains unidentified • 25%

Unknown/Other • 25%

Recreational drones • 25%

Commercial drones • 25%

Foreign interference • 25%

Foreign Entity • 25%

Government • 25%

Unknown • 25%

Private Entity • 25%

Foreign Government • 25%

Private Entity • 25%

Unknown/Other • 25%

U.S. Government Operation • 25%

Recreational drone users • 25%

Unknown entities • 25%

Foreign governments • 25%

Corporate entities • 25%

U.S. government • 25%

Private company • 25%

Foreign government • 25%

Unknown/Other • 25%

Unidentified • 25%

Hobbyist Drones • 25%

Commercial Drones • 25%

Military Drones • 25%

Other • 25%

US Military • 25%

Russia • 25%

China • 25%