Aaron Corporation, which has only one product, has provided the following data concerning its most recent month of operations:

Selling price	$	102
Units in beginning inventory		0
Units produced		4,200
Units sold		3,570
Units in ending inventory		630

Variable costs per unit:
Direct materials	$	19
Direct labor	$	41
Variable manufacturing overhead	$	7
Variable selling and administrative expense	$	4
Fixed costs:
Fixed manufacturing overhead	$	51,100
Fixed selling and administrative expense	$	3,100

The total contribution margin for the month under variable costing is: