The only thing I could add here is that nobody will kill themselves intentionally just because there happens to be a gun in the house. No one kills themselves without a reason. Unfortunately, I thnk it cannot be denied that a gun just might make it easier. While I've known a few who did shoot themselves, it seems like I've reaad of just as many who found another way.
Shoot low, sheriff. They're riding Shetlands!
Underneath the starry flag, civilize 'em with a Krag,
and return us to our own beloved homes!
Buy War Bonds.