Cinelli purchases battery powered bikes from a manufacturer for $1,491 per unit and then sells them to its customers for $2,400 each. The companys monthly selling and administrative costs are the following:

Costs	Cost Formula
Selling:
Advertising	$ 967	per month
Sales salaries and commissions	$ 4,786	per month, plus 5% of sales
Delivery of bikes to customers	$ 58	per unit sold
Utilities	$ 658	per month
Depreciation of sales facilities	$ 4,919	per month
Administrative:
Executive salaries	$ 13,469	per month
Insurance	$ 691	per month
Clerical	$ 2,470	per month, plus $35 per unit sold
Depreciation of office equipment	$ 888	per month

Last month Cinelli sold 61 units. How much was the company's total contribution margin for the month?