Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Data (Unaudited)

Quarterly Financial Data (Unaudited)

(14)   Quarterly Financial Data (Unaudited)

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total
	(Dollars in millions, except per share amounts)
2012
Operating revenues	$	4,610		4,612		4,571		4,583		18,376
Operating income		654		657		736		666		2,713
Net income		200		74		270		233		777
Basic earnings per common share		.32		.12		.43		.37		1.25
Diluted earnings per common share		.32		.12		.43		.37		1.25
2011
Operating revenues	$	1,696		4,406		4,596		4,653		15,351
Operating income		464		480		548		533		2,025
Net income		211		115		138		109		573
Basic earnings per common share		.69		.19		.22		.18		1.07
Diluted earnings per common share		.69		.19		.22		.18		1.07

        These results include Savvis operations for periods beginning July 15, 2011 and Qwest operations for periods beginning April 1, 2011. See Note 2—Acquisitions for additional information. During the third quarter of 2012, we discovered and corrected an error that resulted in an overstatement of depreciation expense in the amount of $30 million in 2011 and $15 million in the first six months of 2012. The total reduction in depreciation expense of $45 million was recognized in the third quarter of 2012.