At March 31, 2018, we had outstanding derivative positions as set forth in the tables below.

Crude Oil



		NYMEX Contract Price Per Bbl
						Collars				Estimated Fair Value Asset (Liability)
Period and Type of Instrument	Volume in MBbls	Swaps (Weighted Average)		Puts (Weighted Average)		Floors (Weighted Average)		Ceilings (Weighted Average)		Estimated Fair Value Asset (Liability)
										(In millions)
2018:
Fixed-price swaps ⁽¹⁾	11,453	$	54.67	$	—	$	—	$	—	$	(100	)
Fixed-price swaps with sold puts:	644
Fixed-price swaps		56.78		—		—		—		(4		)
Sold puts		—		44.00		—		—		—
Collars	1,274	—		—		50.59		56.70		(11		)
Collars with sold puts:	1,932
Collars		—		—		48.34		56.60		(14		)
Sold Puts		—		39.48		—		—		(1		)
2019:
Collars with sold puts:	10,566
Collars		—		—		50.59		57.13		(51		)
Sold puts		—		40.60		—		—		(18		)
Total										$	(199	)

_________________


(1)	During the first quarter of 2018, our counterparties exercised crude oil swaption contracts that protect 273,000 Bbls of second quarter 2018 production from future commodity price volatility.

Natural Gas



		NYMEX Contract Price Per MMBtu
						Collars				Estimated Fair Value Asset (Liability)
Period and Type of Instrument	Volume in MMMBtus	Swaps (Weighted Average)		Puts (Weighted Average)		Floors (Weighted Average)		Ceilings (Weighted Average)		Estimated Fair Value Asset (Liability)
										(In millions)
2018:
Fixed-price swaps	39,400	$	2.99	$	—	$	—	$	—	$	7
Fixed-price swaps with sold puts:	13,440
Fixed-price swaps		3.00		—		—		—		2
Sold puts		—		2.63		—		—		(2		)
Collars	5,500	—		—		2.88		3.24		1
Collars with sold puts:	6,420
Collars		—		—		2.87		3.32		1
Sold puts		—		2.30		—		—		—
2019:
Fixed-price swaps	3,650	2.91		—		—		—		—
Collars	9,000	—		—		3.00		3.47		1
Total										$	10

Natural Gas Liquids (Propane)



		Mont Belvieu Contract Price Per Gallon
				Estimated Fair Value Asset (Liability)
Period and Type of Instrument	Volume in MBbls	Swaps (Weighted Average)		Estimated Fair Value Asset (Liability)
				(In millions)
2018:
Fixed-price swaps	1,099	$	0.81	$	2
Total				$	2

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