I dont own a 17, but am desperate to find 22wmr ammo. My local Wal Mart has stacks and stacks of Hornady 20gr 17HMR that they can't sell @ 12.99/50. Is this normal? If I buy a 17 just so I have a rimfire to shoot until 22 mag gets back to normal, will it be easy to find 17 at most outlets?