Bear Lake Seafood produces 398 boxes of seafood per day. There are two working shifts, each is 8 -hour. The company employs 15 workers for each shift, and pays each worker $15 per hour. The utility cost for the company is $54 per working hour (no utility cost when the company is not in operation). What is the total productivity for the seafood company? Numbers only, keep three decimals if not exact, either round up or down is ok