Segment and Geographical Information (Tables)

12 Months Ended

Dec. 31, 2011

	Total Revenue						Intersegment						External Revenue
	2011		2010		2009		2011		2010		2009		2011		2010		2009

	(in millions)
Revenue
Generation - Latin America - Other	$	3,854	$	3,282	$	2,806	$	(39)	$	(34)	$	(16)	$	3,815	$	3,248	$	2,790
Generation - Tiete		1,128		999		845		(1,109)		(983)		(848)		19		16		(3)
Generation - North America		1,325		1,315		1,249		(4)		-		-		1,321		1,315		1,249
Generation - Europe		1,550		1,318		762		(2)		(2)		2		1,548		1,316		764
Generation - Asia		625		618		375		-		-		-		625		618		375
Utilities - Latin America		7,374		6,987		5,877		-		-		-		7,374		6,987		5,877
Utilities - North America		1,326		1,145		1,068		-		-		-		1,326		1,145		1,068
Corporate and Other		1,109		1,053		868		(9)		(13)		(14)		1,100		1,040		854
Total Revenue	$	18,291	$	16,717	$	13,850	$	(1,163)	$	(1,032)	$	(876)	$	17,128	$	15,685	$	12,974

	Total Adjusted Gross Margin						Intersegment						External Adjusted Gross Margin
	2011		2010		2009		2011		2010		2009		2011		2010		2009

	(in millions)
Adjusted Gross Margin
Generation - Latin America - Other	$	1,209	$	945	$	891	$	20	$	(27)	$	(4)	$	1,229	$	918	$	887
Generation - Tiete		876		754		637		(1,109)		(983)		(848)		(233)		(229)		(211)
Generation - North America		439		448		453		9		2		(3)		448		450		450
Generation - Europe		469		395		273		8		3		4		477		398		277
Generation - Asia		176		255		111		2		2		4		178		257		115
Utilities - Latin America		1,321		1,248		1,060		1,118		1,018		865		2,439		2,266		1,925
Utilities - North America		394		407		401		1		2		2		395		409		403
Corporate and Other		(33)		62		3		(45)		(17)		(10)		(78)		45		(7)
Reconciliation to Income from Continuing Operations before Taxes
Depreciation and amortization														(1,176)		(1,034)		(884)
Interest expense														(1,553)		(1,451)		(1,406)
Interest income														400		408		344
Other expense														(154)		(234)		(104)
Other income														149		100		458
Gain on sale of investments														8		-		132
Goodwill impairment														(17)		(21)		(122)
Asset impairment expense														(225)		(389)		(20)
Foreign currency transaction gains (losses)														(38)		(33)		35
Other non-operating expense														(82)		(7)		(12)
Income from continuing operations before taxes and equity in earnings of affiliates													$	2,167	$	1,853	$	2,260

	Total Assets						Depreciation and Amortization						Capital Expenditures
	2011		2010		2009		2011		2010		2009		2011		2010		2009

	(in millions)

Generation - Latin America - Other	$	9,067	$	8,487	$	8,010	$	202	$	175	$	146	$	553	$	584	$	921
Generation - Tiete		1,645		1,886		1,792		59		40		37		105		57		30
Generation - North America		3,625		3,801		4,199		118		131		135		39		54		45
Generation - Europe		3,276		3,317		3,147		136		114		53		140		233		212
Generation - Asia		1,717		1,762		1,594		33		33		32		129		10		22
Utilities - Latin America		9,468		9,609		8,810		293		231		201		666		584		356
Utilities - North America		9,384		3,139		3,035		178		161		157		232		177		116
Discontinued businesses		1,531		2,587		3,756		59		110		140		91		105		119
Corp/Other and eliminations		5,620		5,923		5,192		184		183		148		506		529		717
Total	$	45,333	$	40,511	$	39,535	$	1,262	$	1,178	$	1,049	$	2,461	$	2,333	$	2,538

	Investment in and
	Advances to Affiliates						Equity in Earnings (Loss)
	2011		2010		2009		2011		2010		2009

	(in millions)

Generation - Latin America - Other	$	188	$	150	$	129	$	35	$	48	$	30
Generation - Tiete		-		-		-		-		-		-
Generation - North America		18		-		3		(2)		(2)		(2)
Generation - Europe		479		353		308		8		19		50
Generation - Asia		291		409		390		(1)		3		28
Utilities - Latin America		-		-		-		-		-		-
Utilities - North America		-		-		-		-		-		-
Discontinued businesses		-		-		-		-		-		-
Corp/Other and eliminations		446		408		327		(42)		115		(15)
Total	$	1,422	$	1,320	$	1,157	$	(2)	$	183	$	91

	Revenue						Property, Plant & Equipment, net
	2011		2010		2009		2011		2010

	(in millions)
United States⁽¹⁾	$	2,110	$	1,952	$	1,851	$	7,829	$	5,379
Non-U.S.:
Brazil⁽²⁾		6,640		6,355		5,292		5,896		6,263
Chile		1,608		1,355		1,239		2,781		2,560
Argentina⁽³⁾		979		771		571		279		270
El Salvador		752		648		619		268		261
Dominican Republic		674		535		429		662		625
United Kingdom⁽⁴⁾		587		364		228		523		507
Philippines		480		501		250		766		784
Ukraine		418		356		286		94		86
Mexico		404		409		329		774		786
Cameroon		386		422		370		901		823
Colombia		365		393		347		384		387
Puerto Rico		298		253		267		581		596
Spain⁽⁵⁾		258		411		-		-		-
Bulgaria⁽⁶⁾		251		44		-		1,619		1,825
Hungary⁽⁷⁾		204		252		259		6		73
Panama		189		194		168		1,040		921
Kazakhstan		145		138		123		86		63
Sri Lanka		140		100		109		22		69
Jordan		124		120		104		216		224
Qatar⁽⁸⁾		-		-		-		-		-
Pakistan⁽⁹⁾		-		-		-		-		-
Oman⁽¹⁰⁾		-		-		-		-		-
Other Non-U.S. ⁽¹¹⁾		116		112		133		395		291
Total Non-U.S.		15,018		13,733		11,123		17,293		17,414
Total	$	17,128	$	15,685	$	12,974	$	25,122	$	22,793