The income statement for Duffy$$s Pest Control shows that depreciation expense was $$208$ million, EBIT was $$526$ million, and the tax rate was $35$ percent. At the beginning of the year, the balance of gross fixed assets was $$1,596$ million and net operating working capital was $$428$ million. At the end of the year, gross fixed assets was $$1,854$ million. Duffy$$s free cash flow for the year was $$439$ million.

Calculate the end$-$of$-$year balance for net operating working capital