I know they are like 1500 for males and 3000 for females. If you are getting a purebred dog you can pay that or more. I just couldn't imagine breaking into a house and then getting my ass kicked by a roo
I still maintain wombats are the best guard animal. Fuck the legal issues, just make a compost out of all your veggies and grass clippings, leave it outside your front door and watch them roll in. There you have it a bunch of wombat guards ready to bite and claw the shit out of anyone dumb enough to think they are harmless.