Acquisitions and Divestitures (Tables)

6 Months Ended

Jun. 30, 2013

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Drilling And Completion Costs Associated To Joint Ventures

For accounting purposes, initial cash proceeds from these joint venture transactions were reflected as a reduction of natural gas and oil properties with no gain or loss recognized. The transactions are detailed below.

Primary Play	Joint Venture Partner(a)	Joint Venture Date	Interest Sold	Initial Proceeds(b)			Total Drilling Carries			Total Initial and Drilling Carry Proceeds		Drilling Carries Remaining(c)
				($ in millions)
Mississippi Lime	Sinopec	June 2013	50.0%	$	1,040	(d)	$	—		$	1,040	$	—
Utica	TOT	December 2011	25.0%	610			1,422		(e)	2,032		836
Niobrara	CNOOC	February 2011	33.3%	570			697		(f)	1,267		343
Eagle Ford	CNOOC	November 2010	33.3%	1,120			1,080			2,200		—
Barnett	TOT	January 2010	25.0%	800			1,403			2,203		—
Marcellus	STO	November 2008	32.5%	1,250			2,125			3,375		—
Fayetteville	BP	September 2008	25.0%	1,100			800			1,900		—
Haynesville & Bossier	PXP	July 2008	20.0%	1,650			1,508			3,158		—
				$	8,140		$	9,035		$	17,175	$	1,179

VPP Transactions

Our outstanding VPPs consist of the following:

					Volume Sold
VPP #	Date of VPP	Division	Proceeds		Natural Gas	Oil	NGL	Total
			($ in millions)		(bcf)	(mmbbl)	(mmbbl)	(bcfe)
10	March 2012	Anadarko Basin Granite Wash	$	744	87	3.0	9.2	160
9	May 2011	Mid-Continent	853		138	1.7	4.8	177
8	September 2010	Barnett Shale	1,150		390	—	—	390
6	February 2010	East Texas and Texas Gulf Coast	180		44	0.3	—	46
5	August 2009	South Texas	370		67	0.2	—	68
4	December 2008	Anadarko and Arkoma Basins	412		95	0.5	—	98
3	August 2008	Anadarko Basin	600		93	—	—	93
2	May 2008	Texas, Oklahoma and Kansas	622		94	—	—	94
1	December 2007	Kentucky and West Virginia	1,100		208	—	—	208
			$	6,031	1,216	5.7	14.0	1,334

VPP Volumes Produced During Period

The volumes produced on behalf of our VPP buyers for the Current Quarter, the Prior Quarter, the Current Period and the Prior Period were as follows:

	Three Months Ended June 30, 2013
VPP #	Natural Gas	Oil	NGL	Total
	(bcf)	(mbbl)	(mbbl)	(bcfe)
10	4	141.0	379.0	6.8
9	4	54.2	144.2	5.3
8	17	—	—	17.2
6	1	6.0	—	1.2
5	2	6.2	—	1.9
4	3	14.2	—	2.7
3	2	—	—	2.1
2	3	—	—	2.6
1	3	—	—	3.6
	39	221.6	523.2	43.4

	Three Months Ended June 30, 2012
VPP #	Natural Gas	Oil	NGL	Total
	(bcf)	(mbbl)	(mbbl)	(bcfe)
10	6	244.0	565.0	10.8
9	5	63.6	163.3	6.0
8	20	—	—	20.3
7	—	168.0	—	1.2
6	2	6.0	—	1.4
5	2	7.1	—	2.3
4	3	16.2	—	3.1
3	2	—	—	2.3
2	3	—	—	2.9
1	4	—	—	3.7
	47	504.9	728.3	54.0

	Six Months Ended June 30, 2013
VPP #	Natural Gas	Oil	NGL	Total
	(bcf)	(mbbl)	(mbbl)	(bcfe)
10	8	295.0	786.7	14.2
9	9	110.4	292.7	10.8
8	35	—	—	35.0
7	—	—	—	—
6	3	12.0	—	2.5
5	4	12.2	—	4.0
4	5	28.8	—	5.5
3	4	—	—	4.1
2	5	—	—	5.3
1	7	—	—	7.4
	80	458.4	1,079.4	88.8

	Six Months Ended June 30, 2012
VPP #	Natural Gas	Oil	NGL	Total
	(bcf)	(mbbl)	(mbbl)	(bcfe)
10	8	341.0	782.9	14.9
9	9	130.1	332.7	12.3
8	42	—	—	41.7
7	—	343.0	—	2.0
6	3	12.0	—	2.8
5	5	14.7	—	4.8
4	6	32.9	—	6.3
3	5	—	—	4.8
2	6	—	—	5.8
1	8	—	—	7.8
	92	873.7	1,115.6	103.2

VPP Volumes Remaining to be Delivered

The volumes remaining to be delivered on behalf of our VPP buyers as of June 30, 2013 were as follows:

		Volume Remaining as of June 30, 2013
VPP #	Term Remaining	Natural Gas	Oil	NGL	Total
	(in months)	(bcf)	(mmbbl)	(mmbbl)	(bcfe)
10	104	61	1.9	6.7	112.8
9	92	94	1.1	3.2	119.7
8	26	129	—	—	128.6
6	79	24	0.2	—	24.7
5	43	20	0.1	—	20.9
4	42	30	0.2	—	30.7
3	73	35	—	—	35.0
2	70	25	—	—	25.6
1	114	112	—	—	112.5
		530	3.5	9.9	610.5