NOTES TO CONSOLIDATED FINANCIAL STATEMENTS (Dollars in thousands, except share and per share amounts and where indicated as in millions or billions) Details of the carrying amount of our noncontrolling interests are as follows as of December 31: Net income attributable to noncontrolling interests (which includes nonredeemable noncontrolling interests in consolidated  properties, limited partners’ interests in the Operating Partnership, redeemable noncontrolling interests in consolidated properties,  and preferred distributions payable by the Operating Partnership) is a component of consolidated net income. In addition, the  individual components of other comprehensive income (loss) are presented in the aggregate for both controlling and noncontrolling  interests, with the portion attributable to noncontrolling interests deducted from comprehensive income attributable to common  stockholders. A rollforward of noncontrolling interests for the years ending December 31 is as follows: (1) The 2009 activity includes non-cash distributions of $133.7 million representing the portion of quarterly distributions paid in units of limited partnership  interest in the Operating Partnership, or units. Noncontrolling Interests and Temporary Equity 2011 2010 Limited partners’ interests in the Operating Partnership  $ 953,622 $ 983,887 Nonredeemable noncontrolling deficit interests in properties, net  (59,000) (180,915) Total noncontrolling interests reflected in equity  $ 894,622 $ 802,972 2011 2010 2009 Noncontrolling interests, beginning of period  $ 802,972  $ 724,825  $ 488,969 Net income attributable to noncontrolling interests after preferred distributions  and income attributable to redeemable noncontrolling interests in  consolidated properties  210,240 134,161 65,970 Distributions to noncontrolling interest holders (1)  (212,526) (178,082)  (184,568) Other comprehensive income (loss) allocable to noncontrolling interests:  Unrealized loss on interest rate hedge agreements  (15,814) (309)  (3,897) Net loss on derivative instruments reclassified from accumulated  comprehensive income (loss) into interest expense  2,774 2,689 2,597 Currency translation adjustments  (1,484) (3,452)  (1,385) Changes in available-for-sale securities and other  (6,340) 3,074  43,912 (20,864) 2,002  41,227 Adjustment to limited partners’ interest from (decreased) increased  ownership in the Operating Partnership  (36,032)  (103,728) 162,732 Units issued to limited partners  9,084 213,861 174,458 Units exchanged for common shares  (9,465) (3,866)  (24,033) Noncontrolling interests in newly consolidated properties and other   151,213 13,799 70 Noncontrolling interests, end of period  $ 894,622 $ 802,972 $ 724,825 44 Simon Property Group, Inc.