Business segment data (Tables)

3 Months Ended

Mar. 31, 2013

Information on the Company's businesses was as follows:



Three Months Ended March 31, 2013	External Operating Revenues		Inter- segment Operating Revenues			Earnings on Common Stock
	(In thousands)
Electric	$	64,654	$	—		$	9,825
Natural gas distribution	331,754		—			32,518
Pipeline and energy services	27,716		18,718			2,330
	424,124		18,718			44,673
Exploration and production	115,363		9,812			20,284
Construction materials and contracting	161,977		4,294			(20,582		)
Construction services	229,806		1,574			11,664
Other	334		1,818			305
	507,480		17,498			11,671
Intersegment eliminations	—		(36,216		)	—
Total	$	931,604	$	—		$	56,344



Three Months Ended March 31, 2012	External Operating Revenues		Inter- segment Operating Revenues			Earnings on Common Stock
	(In thousands)
Electric	$	57,963	$	—		$	7,559
Natural gas distribution	307,891		—			25,508
Pipeline and energy services	29,227		20,409			2,760
	395,081		20,409			35,827
Exploration and production	88,494		11,328			12,930
Construction materials and contracting	149,268		151			(24,932		)
Construction services	218,151		25			11,403
Other	1,813		327			391
	457,726		11,831			(208		)
Intersegment eliminations	—		(32,240		)	—
Total	$	852,807	$	—		$	35,619

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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