The 2020 balance sheet of Osakas Tennis Shop, Incorporated, showed long-term debt of $3.1 million, and the 2021 balance sheet showed long-term debt of $3.35 million. The 2021 income statement showed an interest expense of $150,000. The 2020 balance sheet showed $480,000 in the common stock account and $5.4 million in the additional paid-in surplus account. The 2021 balance sheet showed $520,000 and $5.7 million in the same two accounts, respectively. The company paid out $520000 in cash dividends during 2021. suppose you also know that the firm's net capital spending for 2021 was $1340000 and that firm reduced its net working capital investment by $63000.

what was the firm's 2021 operating cash flow