are you trying to ask how many piranhas killed people, or how many people have killed piranhas.
No there has been no reported attacks of any humans being killed.
Piranha attacks on humans are rare and usually non-fatal. There is no reliable data on how many people die specifically from piranha attacks each year.
A Piranha can breed up to 200 times a year
there is about 30,000 people get killed a year.
Above 35,000 people were killed in traffic collisions per year.
About 50,000 people die a year.
I don't know how many people are killed in police chases but I know there is a lot of people that are killed in police chases.
there are 155,000
A million
Blackbeard actually killed over 9,000 people every year!!
According to WolframAlpha, the 2006 estimate for people killed in road accidents that year was 393.