You are short 25 gasoline futures contracts, established at an initial settle price of $2.46 per gallon, where each contract represents 42,000 gallons. Over the subsequent four trading days, gasoline settles at $2.42, $2.47, $2.50, and $2.56, respectively. Compute the cash flows at the end of each trading day, and compute your total profit or loss at the end of the trading period.