The Garrison Company manufactures two products: Oxy Cleaner and Sonic Cleaner. The costs and revenues are as follows:

	Oxy Cleaner			Sonic Cleaner
Sales Price	$	80		$	48
Variable cost per unit		30			20

Total demand for Oxy is 10,700 units and for Sonic is 6,700 units. Machine time is a scarce resource. During the year, 57,000 machine hours are available. Oxy requires 5 machine hours per unit, while Sonic requires 2.0 machine hours per unit. What is the maximum contribution margin Garrison can achieve during a year?