Required information [The following information applies to the questions displayed below.] 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 Variable expenses Contribution margin Fixed expenses Operating income $ 20,900 12,300 8,600 6,708 $ 1,892 . What is the break-even point in unit sales? (Do not round intermediate calculations.) Break-even point units