page 59 of 94 notes to consolidated financial statements ball corporation and subsidiaries 13 . debt and interest costs ( continued ) long-term debt obligations outstanding at december 31 , 2007 , have maturities of $ 127.1 million , $ 160 million , $ 388.4 million , $ 625.1 million and $ 550.3 million for the years ending december 31 , 2008 through 2012 , respectively , and $ 456.1 million thereafter . ball provides letters of credit in the ordinary course of business to secure liabilities recorded in connection with industrial development revenue bonds and certain self-insurance arrangements . letters of credit outstanding at december 31 , 2007 and 2006 , were $ 41 million and $ 52.4 million , respectively . the notes payable and senior credit facilities are guaranteed on a full , unconditional and joint and several basis by certain of the company 2019s domestic wholly owned subsidiaries . certain foreign denominated tranches of the senior credit facilities are similarly guaranteed by certain of the company 2019s wholly owned foreign subsidiaries . note 22 contains further details as well as condensed , consolidating financial information for the company , segregating the guarantor subsidiaries and non-guarantor subsidiaries . the company was not in default of any loan agreement at december 31 , 2007 , and has met all debt payment obligations . the u.s . note agreements , bank credit agreement and industrial development revenue bond agreements contain certain restrictions relating to dividend payments , share repurchases , investments , financial ratios , guarantees and the incurrence of additional indebtedness . on march 27 , 2006 , ball expanded its senior secured credit facilities with the addition of a $ 500 million term d loan facility due in installments through october 2011 . also on march 27 , 2006 , ball issued at a price of 99.799 percent $ 450 million of 6.625% ( 6.625 % ) senior notes ( effective yield to maturity of 6.65 percent ) due in march 2018 . the proceeds from these financings were used to refinance existing u.s . can debt with ball corporation debt at lower interest rates , acquire certain north american plastic container net assets from alcan and reduce seasonal working capital debt . ( see note 3 for further details of the acquisitions. ) on october 13 , 2005 , ball refinanced its senior secured credit facilities to extend debt maturities at lower interest rate spreads and provide the company with additional borrowing capacity for future growth . during the third and fourth quarters of 2005 , ball redeemed its 7.75% ( 7.75 % ) senior notes due in august 2006 . the refinancing and senior note redemptions resulted in a debt refinancing charge of $ 19.3 million ( $ 12.3 million after tax ) for the related call premium and unamortized debt issuance costs . a summary of total interest cost paid and accrued follows: .

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Row 1: ( $ in millions ), 2007, 2006, 2005
Row 2: interest costs before refinancing costs, $ 155.8, $ 142.5, $ 102.4
Row 3: debt refinancing costs, 2013, 2013, 19.3
Row 4: total interest costs, 155.8, 142.5, 121.7
Row 5: amounts capitalized, -6.4 ( 6.4 ), -8.1 ( 8.1 ), -5.3 ( 5.3 )
Row 6: interest expense, $ 149.4, $ 134.4, $ 116.4
Row 7: interest paid during the year ( a ), $ 153.9, $ 125.4, $ 138.5
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( a ) includes $ 6.6 million paid in 2005 in connection with the redemption of the company 2019s senior and senior subordinated notes. .

Question: what are the expected annual cash interest costs for the 6.625% ( 6.625 % ) senior notes?
Program: multiply(450, const_1000000), multiply(#0, 6.625%)
Answer: 29812500.0