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UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME |  |  |  |
Net income | $ 592.8 | $ 587.9 | $ 1,901.4 | $ 1,810.6
Commodity derivative instruments: |  |  |  |
Changes in fair value of cash flow hedges | (8.6) | (58.5) | (22.1) | (13.1)
Reclassification of losses to net income | 14.6 | 0.9 | 14.7 | 37.1
Interest rate derivative instruments: |  |  |  |
Changes in fair value of cash flow hedges | 0 | (20.2) | 6.7 | (75.3)
Reclassification of losses to net income | 7.7 | 4.5 | 21.4 | 10.9
Total cash flow hedges | 13.7 | (73.3) | 20.7 | (40.4)
Other | 0 | 3.7 | 0.4 | 3.5
Total other comprehensive income (loss) | 13.7 | (69.6) | 21.1 | (36.9)
Comprehensive income | 606.5 | 518.3 | 1,922.5 | 1,773.7
Comprehensive income attributable to noncontrolling interests | (0.8) | (1.1) | (3.4) | (6.2)
Comprehensive income attributable to limited partners | $ 605.7 | $ 517.2 | $ 1,919.1 | $ 1,767.5

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