PLF reported $28, 540 of sales. $5, 500 of operating costs other than depreciation, and $2, 800 of depreciation. The company had $8, 500 of bonds that carry a 5.00% interest rate, and its federal-plus-state income tax rate was 38%. During the year, the firm had expenditures on fixed assets and net operating working capital that totaled $3, 725. These expenditures were necessary for it to sustain operations and generate future sales and cash flows. What was its free cash flow?