Nightwish Corporation shows the following information on its $2021$ income statement: Sales $=$ $$206,000$; Costs $=$ $$123,000$; Other expenses $=$ $$7,900$; Depreciation expense $=$ $$14,000$; Interest expense $=$ $$13,100$; Taxes $=$ $$16,800$; Dividends $=$ $$10,000.$ In addition, you$$re told that the firm issued $$4,600$ in new equity during $2021$ and redeemed $$3,100$ in outstanding long$-$term debt. $($Do not round intermediate calculations.$)$

a$.$

What is the $2021$ operating cash flow?

b$.$

What is the $2021$ cash flow to creditors?

c$.$

What is the $2021$ cash flow to stockholders?

d$.$

If net fixed assets increased by $$22,000$ during the year, what was the addition to net working capital $($NWC$)?$