The $2021$ income statement for Duffy's Pest Control shows that depreciation expense was $$196$ million, EBIT was $$502$ million, and the tax rate was $35$ percent. At the beginning of the year, the balance of gross fixed assets was $$1,572$ million and net operating working capital was $$416$ million. At the end of the year, gross fixed assets was $$1,818$ million. Duffy's free cash flow for the year was $$415$ million.

Calculate the end$-$of$-$year balance for net operating working capital. $($Enter your answer in millions of dollars rounded to $1$ decimal place.$)$

Net operating working capital

million