The 2019 balance sheet of Kerber's Tennis Shop, Incorporated, showed $2.55 and the 2020 balance sheet showed $3.9 million in long-term debt. The 2020 income statement showed an interest expense of $350,000. The company paid out $540,000 in cash dividends during 2020. If the firm's net capital spending for 2020 was $760,000, the firm reduced its net working capital investment by $145,000, and the cash flow to share holders for 2020 was $-2,485,000, what was the firm's 2020 operating cash flow (OCF)