Oslo Company prepared the following contribution format income statement based on a sales volume of 1,000 units (the relevant range of production is 500 units to 1,500 units):

Sales	$	23,600
Variable expenses		13,200
Contribution margin		10,400
Fixed expenses		7,592
Net operating income	$	2,808

Required:

What is the break-even point in unit sales? (Do not round intermediate calculations.)