Increased military action • 25%

Enhanced missile defense systems • 25%

Diplomatic measures • 25%

No significant action • 25%

Technical failure identified • 25%

Human error identified • 25%

Both technical and human error • 25%

No clear cause identified • 25%

Justified military action • 25%

Mistake in targeting • 25%

No conclusive result • 25%

Other • 25%

Security Breach • 25%

Technical Malfunction • 25%

External Attack • 25%

Other • 25%

No wrongdoing found • 25%

Some wrongdoing found • 25%

Significant wrongdoing found • 25%

Investigation not concluded • 25%

Technical malfunction • 25%

Human error • 25%

Sabotage • 25%

Unknown/Other • 25%

Confirmed as terror attack • 25%

Confirmed as personal dispute • 25%

Confirmed as accidental • 25%

Other • 25%

All acquitted • 25%

Some convicted, some acquitted • 25%

All convicted • 25%

Investigation ongoing • 25%

No wrongdoing found • 25%

Partial wrongdoing found • 25%

Full wrongdoing found • 25%

Investigation inconclusive • 25%

Technical malfunction • 25%

Human error • 25%

System overload • 25%

Classified/undisclosed • 25%

Major leadership changes • 25%

Policy changes • 25%

No significant changes • 25%

Other • 25%

Airstrike confirmed as cause of deaths • 25%

Airstrike not confirmed as cause of deaths • 25%

Inconclusive findings • 25%

No report published • 25%