Segment Information (Tables)

9 Months Ended

Sep. 30, 2011

Segment Information

List Of Revenues From External Customers, Intersegment Revenues, And Segment Net Income

	Natural Gas Operations			Construction Services		Total
Three months ended September 30, 2011
Revenues from external customers	$	195,647		$	122,696	$	318,343
Intersegment revenues		-			34,249		34,249
Total	$	195,647		$	156,945	$	352,592
Segment net income (loss)	$	(25,566	)	$	9,925	$	(15,641	)
Three months ended September 30, 2010
Revenues from external customers	$	213,893		$	76,125	$	290,018
Intersegment revenues		-			17,665		17,665
Total	$	213,893		$	93,790	$	307,683
Segment net income (loss)	$	(8,813	)	$	3,990	$	(4,823	)
Nine months ended September 30, 2011
Revenues from external customers	$	1,022,914		$	280,635	$	1,303,549
Intersegment revenues		-			65,988		65,988
Total	$	1,022,914		$	346,623	$	1,369,537
Segment net income	$	42,648		$	14,315	$	56,963
Nine months ended September 30, 2010
Revenues from external customers	$	1,133,671		$	183,875	$	1,317,546
Intersegment revenues		-			44,713		44,713
Total	$	1,133,671		$	228,588	$	1,362,259
Segment net income	$	52,403		$	6,489	$	58,892
Twelve months ended September 30, 2011
Revenues from external customers	$	1,401,150		$	353,973	$	1,755,123
Intersegment revenues		-			82,526		82,526
Total	$	1,401,150		$	436,499	$	1,837,649
Segment net income	$	81,627		$	20,321	$	101,948
Twelve months ended September 30, 2010
Revenues from external customers	$	1,561,644		$	241,575	$	1,803,219
Intersegment revenues		-			57,845		57,845
Total	$	1,561,644		$	299,420	$	1,861,064
Segment net income	$	96,074		$	9,210	$	105,284