No one source data call captures this piece of information.
No central records.
170
Millions.
BATFE has that information.
The "better" question would be "how many murders, rapes, and robberies are prevented by home guns ?"
864?
On average, about 100 people die each day in the US due to guns.
3% of each school
Guns. Rollerblades. Condoms. Many other things.
No central source of data- sorry-
There is no way to know. What is confiscated could be as low as 1 percent or as high as 10 percent of the total.
Since smuggled means brought into a country illegally and without knowledge, how do you think that number would be known?