The 2011 financial statements of The Washington Post Company reveal average common shareholders equity of $2,708,130 thousand, net operating profit after tax of $176,109 thousand, net income attributable to The Washington Post Company of $116,233 thousand, and average net operating assets of $ 2,414,864 thousand. The companys return on equity (ROE) for the year is: Choose below.

	4.3%
		4.8%
		8.6%
		9.6%