Mass shootings in America are a serious problem -- and these 9 charts show just why

Updated 1506 GMT (2306 HKT) November 6, 2017

(CNN)There's no one commonly accepted definition of a "mass shooting." But whatever criteria you use, the conclusion's the same: There are more mass shootings in the United States than in any other country in the world.

If you go with the raw numbers ...

According to the Gun Violence Archive, which compiles data from shooting incidents, a "mass shooting" is any incident in which a gunman ...
  • shoots or kills four or more people
  • in the same general time and location
By that definition, according to the Gun Violence Archive, we have seen 307 mass shootings from January 1 to November 5.
That averages to almost 7 mass shootings a week.

Under the narrowest definition ...

The government has never defined "mass shooting" as a standalone category. Let's go with the most commonly accepted definition, from the Congressional Research Service: a shooting in which a gunman ...
  • kills four or more people
  • selects victims randomly (ruling out gang killings or the killing of multiple family members)
  • attacks in a public place
That definition rules out the