It’s actually not many. So let’s qualify this for starters.

Gun ownership is down

https://vpc.org/studies/ownership.pdf

When three percent own the vast majority of firearms,we are dealing with a cult

https://www.theguardian.com/us-news/2017/nov/15/the-gun-numbers-just-3-of-american-adults-own-a-collective-133m-firearms?CMP=Share_iOSApp_Other

So let’s stay with the facts here.