The $2021$ income statement for Duffy's Pest Control shows that depreciation expense was $$209$ million, EBIT was $$528$ million, and

the tax rate was $30$ percent. At the beginning of the year, the balance of gross fixed assets was $$1,598$ million and net operating

working capital was $$429$ million. At the end of the year, gross fixed assets was $$1,857$ million. Duffy's free cash flow for the year was

$$441$ million.

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

place.$)$