Use the income statement shown next to calculate free cash flow for Rainier Printing for 2021. In addition to the information in the income statement, assume that Rainier had $560,000 in capital expenditures and $360,000 in working capital investments during 2021. Rainier Printing Income Statement January 1 to December 31, 2021 ($ thousands). Net sales. $ 8,200 5,600 2,600 Cost of sales Gross profit Operating expense Depreciation expense Operating income. Interest expense Income before tax Tax Income after tax Note: Enter your answer in thousands. Free cash flow 1,060 510 1,030 210 820 328 $ 492