Bellfont company produces door stoppers. August production cost are below: Door stoppers produced 77,000. Direct Material (variable cost) 20,000. Direct labor (variable cost) 40,000. Supplies (Variable) 20,000. Supervision (fixed cost) 29,400. Depreciation (fixed) 21,500. Other (fixed) 4,100. In September, Bellfont expects to produce 100,000 door stoppers. Assuming no structural charges, what is Bellfonts production cost per door stopper for September?