Zigs Industries had the following operating results for 2015: sales = $25,371; cost of goods sold = $18,091; depreciation expense = $4,115; interest expense = $2,471; dividends paid = $1,707. At the beginning of the year, net fixed assets were $17,338, current assets were $5,581, and current liabilities were $3,958. At the end of the year, net fixed assets were $20,927, current assets were $7,595, and current liabilities were $3,520. The tax rate for 2015 was 30 percent. What isoperating cash flow (OCF)for 2015?