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

Selling price	$	100
Units in beginning inventory		0
Units produced		8,800
Units sold		8,400
Units in ending inventory		400

Variable costs per unit:
Direct materials	$	15
Direct labor	$	57
Variable manufacturing overhead	$	3
Variable selling and administrative expense	$	7
Fixed costs:
Fixed manufacturing overhead	$	132,000
Fixed selling and administrative expense	$	8,500

What is the net operating income (loss) for the month under variable costing?