Kogler Corporation's relevant range of activity is 7,000 units to 11,000 units. When it produces and sells 9,000 units, its average costs per unit are as follows:

	Average Cost per Unit
Direct materials	$ 4.95
Direct labor	$ 4.90
Variable manufacturing overhead	$ 1.75
Fixed manufacturing overhead	$ 8.00
Fixed selling expense	$ 3.55
Fixed administrative expense	$ 1.70
Sales commissions	$ 0.80
Variable administrative expense	$ 0.75

If the selling price is $26.00 per unit, the contribution margin per unit sold is closest to: