What is the most used murder weapon?

Firearms8583
Knives or cutting instruments1694
Blunt objects (clubs, hammers, etc.)496
Personal weapons (hands, fists, feet, etc.)1728
Poison5
Explosives12
Fire75
Narcotics29
Drowning15
Strangulation85
Asphyxiation89
Other weapons or weapons not stated853
Sources: fbi.gov