Bellfont Company produces door stoppers. August production costs are below: Door Stoppers produced 79,000 Direct material (variable) $20,000 Direct labor (variable) 40,000 Supplies (variable) 20,000 Supervision (fixed) 29,600 Depreciation (fixed) 22,100 Other (fixed) 5,100 In September, Bellfont expects to produce 100,000 door stoppers. Assuming no structural changes, what is Bellfonts production cost per door stopper for September?