Quarterly Results (Unaudited)

12 Months Ended

Dec. 31, 2012

(14) QUARTERLY RESULTS (UNAUDITED)

The following is a summary of the quarterly results of operations for the years ended December 31, 2012 and 2011:


	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
	(in thousands, except per share amounts)

	2012

Operating revenues	$	656,469	$	599,728	$	685,848	$	772,998
Operating income (loss)		185,960		(652,394)		(71,838)		(577,304)
Net income (loss)		107,704		(405,132)		(54,053)		(355,583)
Earnings (loss) per share - Basic		0.31		(1.16)		(0.16)		(1.02)
Earnings (loss) per share - Diluted		0.31		(1.16)		(0.16)		(1.02)



	2011

Operating revenues	$	676,335	$	765,166	$	767,255	$	744,150
Operating income		232,651		282,542		295,718		263,890
Net income		136,609		167,454		175,173		158,533
Earnings per share - Basic		0.39		0.48		0.50		0.47
Earnings per share - Diluted		0.39		0.48		0.50		0.45

- Definition

The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished.

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