Assume those numbers are wrong. Many gun owners lie on various polls and surveys when asked about firearms ownership. The reason generally being a certain level of paranoia about firearms and firearms owners being cataloged in a way that could support a hypothetical future confiscation effort.
Firearms owners may well still be in the minority, but there's probably a fair bit of error there.
Firearms owners may well still be in the minority, but there's probably a fair bit of error there.