Selected balance sheet and income statement information for Home Depot follows.
$ millions Jan. 31, 2016 Feb. 01, 2015
Operating assets $40,683 $38,573
Nonoperating assets 2,266 1,773
Total assets 42,949 40,346
Operating liabilities 15,043 13,552
Nonoperating liabilities 21,275 17,157
Total liabilities 36,318 30,709
Total stockholders' equity 6,631 9,637
Sales 89,234
Net operating profit before tax (NOPBT) 12,124
Nonoperting expense before tax 803
Tax expense 4,001
Net income 7,320
Compute net operating profit after tax for the year ended January 31, 2016. Assume a statutory tax rate of 37%.
Round answer to the nearest whole number.