The information below follows the same accounting policies as described in the Summary of Significant Accounting Policies. Information on the Company's businesses as of December 31 and for the years then ended was as follows:



	2011		2010		2009
	(In thousands)
External operating revenues:
Electric	$	225,468	$	211,544	$	196,171
Natural gas distribution	907,400		892,708		1,072,776
Pipeline and energy services	210,846		254,776		235,322
	1,343,714		1,359,028		1,504,269
Exploration and production	359,873		318,570		338,425
Construction materials and contracting	1,509,538		1,445,148		1,515,122
Construction services	834,918		786,802		818,685
Other	2,449		147		—
	2,706,778		2,550,667		2,672,232
Total external operating revenues	$	4,050,492	$	3,909,695	$	4,176,501



	2011			2010			2009
	(In thousands)
Intersegment operating revenues:
Electric	$	—		$	—		$	—
Natural gas distribution	—			—			—
Pipeline and energy services	67,497			75,033			72,505
Exploration and production	93,713			115,784			101,230
Construction materials and contracting	472			—			—
Construction services	19,471			2,298			379
Other	8,997			7,580			9,487
Intersegment eliminations	(190,150		)	(200,695		)	(183,601		)
Total intersegment operating revenues	$	—		$	—		$	—

Depreciation, depletion and amortization:
Electric	$	32,177		$	27,274		$	24,637
Natural gas distribution	44,641			43,044			42,723
Pipeline and energy services	25,502			26,001			25,581
Exploration and production	142,645			130,455			129,922
Construction materials and contracting	85,459			88,331			93,615
Construction services	11,399			12,147			12,760
Other	1,572			1,591			1,304
Total depreciation, depletion and amortization	$	343,395		$	328,843		$	330,542

Interest expense:
Electric	$	13,745		$	12,216		$	9,577
Natural gas distribution	29,444			28,996			30,656
Pipeline and energy services	10,516			9,064			8,896
Exploration and production	7,445			8,580			10,621
Construction materials and contracting	16,241			19,859			20,495
Construction services	4,473			4,411			4,490
Other	—			47			43
Intersegment eliminations	(510		)	(162		)	(679		)
Total interest expense	$	81,354		$	83,011		$	84,099

Income taxes:
Electric	$	7,242		$	11,187		$	8,205
Natural gas distribution	16,931			12,171			16,331
Pipeline and energy services	12,912			13,933			22,982
Exploration and production	46,298			49,034			(187,000		)
Construction materials and contracting	11,227			13,822			25,940
Construction services	13,426			11,456			15,189
Other	2,238			10,927			2,261
Total income taxes	$	110,274		$	122,530		$	(96,092	)

Earnings (loss) on common stock:
Electric	$	29,258		$	28,908		$	24,099
Natural gas distribution	38,398			36,944			30,796
Pipeline and energy services	23,082			23,208			37,845
Exploration and production	80,282			85,638			(296,730		)
Construction materials and contracting	26,430			29,609			47,085
Construction services	21,627			17,982			25,589
Other	6,190			21,046			7,357
Earnings (loss) on common stock before loss from discontinued operations	225,267			243,335			(123,959		)
Loss from discontinued operations, net of tax*	(12,926		)	(3,361		)	—
Total earnings (loss) on common stock	$	212,341		$	239,974		$	(123,959	)



	2011			2010			2009
	(In thousands)
Capital expenditures:
Electric	$	52,072		$	85,787		$	115,240
Natural gas distribution	70,624			75,365			43,820
Pipeline and energy services	45,556			14,255			70,168
Exploration and production	272,855			355,845			183,140
Construction materials and contracting	52,303			25,724			26,313
Construction services	9,711			14,849			12,814
Other	18,759			2,182			3,196
Net proceeds from sale or disposition of property and other	(40,857		)	(78,761		)	(26,679		)
Total net capital expenditures	$	481,023		$	495,246		$	428,012

Assets:
Electric**	$	672,940		$	643,636		$	569,666
Natural gas distribution**	1,679,091			1,632,012			1,588,144
Pipeline and energy services	526,797			523,075			538,230
Exploration and production	1,481,556			1,342,808			1,137,628
Construction materials and contracting	1,374,026			1,382,836			1,449,469
Construction services	418,519			387,627			328,895
Other***	403,196			391,555			378,920
Total assets	$	6,556,125		$	6,303,549		$	5,990,952

Property, plant and equipment:
Electric**	$	1,068,524		$	1,027,034		$	941,791
Natural gas distribution**	1,568,866			1,508,845			1,456,208
Pipeline and energy services	719,291			683,807			675,199
Exploration and production	2,615,146			2,356,938			2,028,794
Construction materials and contracting	1,499,852			1,486,375			1,514,989
Construction services	124,796			122,940			116,236
Other	49,747			32,564			33,365
Less accumulated depreciation, depletion and amortization	3,361,208			3,103,323			2,872,465
Net property, plant and equipment	$	4,285,014		$	4,115,180		$	3,894,117

* Reflected in the Other category.

** Includes allocations of common utility property.

*** Includes assets not directly assignable to a business (i.e. cash and cash equivalents, certain accounts receivable, certain investments and other miscellaneous current and deferred assets).

Note: The results reflect a $620.0 million ($384.4 million after tax) noncash write-down of natural gas and oil properties in 2009.