cgmhi has committed long-term financing facilities with unaffiliated banks . at december 31 , 2010 , cgmhi had drawn down the full $ 900 million available under these facilities , of which $ 150 million is guaranteed by citigroup . generally , a bank can terminate these facilities by giving cgmhi one-year prior notice . the company issues both fixed and variable rate debt in a range of currencies . it uses derivative contracts , primarily interest rate swaps , to effectively convert a portion of its fixed rate debt to variable rate debt and variable rate debt to fixed rate debt . the maturity structure of the derivatives generally corresponds to the maturity structure of the debt being hedged . in addition , the company uses other derivative contracts to manage the foreign exchange impact of certain debt issuances . at december 31 , 2010 , the company 2019s overall weighted average interest rate for long-term debt was 3.53% ( 3.53 % ) on a contractual basis and 2.78% ( 2.78 % ) including the effects of derivative contracts . aggregate annual maturities of long-term debt obligations ( based on final maturity dates ) including trust preferred securities are as follows : long-term debt at december 31 , 2010 and december 31 , 2009 includes $ 18131 million and $ 19345 million , respectively , of junior subordinated debt . the company formed statutory business trusts under the laws of the state of delaware . the trusts exist for the exclusive purposes of ( i ) issuing trust securities representing undivided beneficial interests in the assets of the trust ; ( ii ) investing the gross proceeds of the trust securities in junior subordinated deferrable interest debentures ( subordinated debentures ) of its parent ; and ( iii ) engaging in only those activities necessary or incidental thereto . upon approval from the federal reserve , citigroup has the right to redeem these securities . citigroup has contractually agreed not to redeem or purchase ( i ) the 6.50% ( 6.50 % ) enhanced trust preferred securities of citigroup capital xv before september 15 , 2056 , ( ii ) the 6.45% ( 6.45 % ) enhanced trust preferred securities of citigroup capital xvi before december 31 , 2046 , ( iii ) the 6.35% ( 6.35 % ) enhanced trust preferred securities of citigroup capital xvii before march 15 , 2057 , ( iv ) the 6.829% ( 6.829 % ) fixed rate/floating rate enhanced trust preferred securities of citigroup capital xviii before june 28 , 2047 , ( v ) the 7.250% ( 7.250 % ) enhanced trust preferred securities of citigroup capital xix before august 15 , 2047 , ( vi ) the 7.875% ( 7.875 % ) enhanced trust preferred securities of citigroup capital xx before december 15 , 2067 , and ( vii ) the 8.300% ( 8.300 % ) fixed rate/floating rate enhanced trust preferred securities of citigroup capital xxi before december 21 , 2067 , unless certain conditions , described in exhibit 4.03 to citigroup 2019s current report on form 8-k filed on september 18 , 2006 , in exhibit 4.02 to citigroup 2019s current report on form 8-k filed on november 28 , 2006 , in exhibit 4.02 to citigroup 2019s current report on form 8-k filed on march 8 , 2007 , in exhibit 4.02 to citigroup 2019s current report on form 8-k filed on july 2 , 2007 , in exhibit 4.02 to citigroup 2019s current report on form 8-k filed on august 17 , 2007 , in exhibit 4.2 to citigroup 2019s current report on form 8-k filed on november 27 , 2007 , and in exhibit 4.2 to citigroup 2019s current report on form 8-k filed on december 21 , 2007 , respectively , are met . these agreements are for the benefit of the holders of citigroup 2019s 6.00% ( 6.00 % ) junior subordinated deferrable interest debentures due 2034 . citigroup owns all of the voting securities of these subsidiary trusts . these subsidiary trusts have no assets , operations , revenues or cash flows other than those related to the issuance , administration , and repayment of the subsidiary trusts and the subsidiary trusts 2019 common securities . these subsidiary trusts 2019 obligations are fully and unconditionally guaranteed by citigroup. .

2011: bank: 35066
non-bank: 15213
parent company: 21194
total: 71473
2012: bank: 38280
non-bank: 25950
parent company: 30004
total: 94234
2013: bank: 8013
non-bank: 7858
parent company: 21348
total: 37219
2014: bank: 7620
non-bank: 5187
parent company: 19096
total: 31903
2015: bank: 6380
non-bank: 3416
parent company: 12131
total: 21927
thereafter: bank: 17875
non-bank: 18381
parent company: 88171
total: 124427

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Questions:
what proportion of total subsidiary trusts obligations is attributable to the bank in 2011?

Answers:
49.1%