STATEMENTS OF CONSOLIDATED INCOME (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Revenues	$ 5,522	$ 4,901	$ 6,102
Expenses:
Natural gas	3,908	2,873	4,055
Operation and maintenance	828	951	964
Depreciation and amortization	230	285	262
Taxes other than income taxes	155	146	159
Goodwill impairment	0	252	0
Total	5,121	4,507	5,440
Operating Income	401	394	662
Other Income (Expense):
Interest and other finance charges	(154)	(179)	(190)
Equity in earnings of unconsolidated affiliates	188	31	30
Step acquisition gain	0	136	0
Other, net	0	1	1
Total	34	(11)	(159)
Income Before Income Taxes	435	383	503
Income tax expense	371	246	187
Net Income	$ 64	$ 137	$ 316