I'm not sure but I can find out,I know the fire chief up there in Presqisle I used to own a salvage yard back in the early 80s and the saying is true"if I could have guessed what that stuff was worth!! I bet at one point I had over 150 darts dusters scamps aspens etc...... when I closed up they all went into the crusher!! I think I got like 55 bucks a ton!