Star Health, Inc. is a fitness center in Oklahoma City. In October, the company earned $554,000 in revenues and incurred the following operating costs from 400 customers: Manager's Salary $5,500 Gym Rent 1,500 Depreciation Expense-Equipment 8,500 Office Supplies Expense 2,350 Utilities Expense 1,600 20,500 Trainer's Salary How much is the unit cost per customer? (Round your answer to the nearest cent.)