11 The 2018 Income statement for Duffy's Pest Control shows that depreciation expense was $207 million, EBIT was $524 million, and the tax rate was 35 percent. At the beginning of the year, the balance of gross fixed assets was $1,594 million and net operating working capital was 5427 milion. At the end of the year, gross fixed assets was $1,851 million. Duffy's free cash flow for the year was $437 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