A cement manufacturer has supplied the following data:

Tons of cement produced and sold		255,000
Sales revenue	$	1,096,500
Variable manufacturing expense	$	425,000
Fixed manufacturing expense	$	284,000
Variable selling and administrative expense	$	85,000
Fixed selling and administrative expense	$	224,000
Net operating income	$	78,500

What is the company's unit contribution margin? (Round your intermediate calculations to 2 decimal places.)