Problem $2-13$ Calculating Total Cash Flows $[$LO$4]$

Nightwish Corporation shows the following information on its $2021$ income statement: Sales $=$ $$244,000$; Costs $=$ $$160,000$; Other expenses $=$ $$7,900$; Depreciation expense $=$ $$14,900$; Interest expense $=$ $$14,500$; Taxes $=$ $$16,345$; Dividends $=$ $$11,500.$ In addition, you$$re told that the firm issued $$6,000$ in new equity during $2021$ and redeemed $$4,500$ in outstanding long$-$term debt.

d$.$ If net fixed assets increased by $$20,000$ during the year, what was the addition to NWC$?($Do not round intermediate calculations.$)$