Please answer the given financial question based on the context.
Context: american tower corporation and subsidiaries notes to consolidated financial statements 2014 ( continued ) 7 . financing arrangements outstanding amounts under the company 2019s long-term financing arrangements consisted of the following as of december 31 , ( in thousands ) : .
||2006|2005|
|american tower credit facility|$ 1000000|$ 793000|
|spectrasite credit facility|725000|700000|
|senior subordinated notes|325075|400000|
|senior subordinated discount notes net of discount and warrant valuation||160252|
|senior notes net of discount and premium|728507|726754|
|convertible notes net of discount|704596|773058|
|notes payable and capital leases|59838|60365|
|total|3543016|3613429|
|less current portion of other long-term obligations|-253907 ( 253907 )|-162153 ( 162153 )|
|long-term obligations|$ 3289109|$ 3451276|
credit facilities 2014in october 2005 , the company refinanced the two existing credit facilities of its principal operating subsidiaries . the company replaced the existing american tower $ 1.1 billion senior secured credit facility with a new $ 1.3 billion senior secured credit facility and replaced the existing spectrasite $ 900.0 million senior secured credit facility with a new $ 1.15 billion senior secured credit facility . in february 2007 , the company secured an additional $ 550.0 million under its credit facilities and drew down $ 250.0 million of the existing revolving loans under the american tower credit facility . ( see note 19. ) during the year ended december 31 , 2006 , the company drew down the remaining amount available under the delayed draw term loan component of the american tower credit facility and drew down $ 25.0 million of the delayed draw term loan component of the spectrasite credit facility to finance debt redemptions and repurchases . in addition , on october 27 , 2006 , the remaining $ 175.0 million undrawn portion of the delayed draw term loan component of the spectrasite facility was canceled pursuant to its terms . as of december 31 , 2006 , the american tower credit facility consists of the following : 2022 a $ 300.0 million revolving credit facility , against which approximately $ 17.8 million of undrawn letters of credit are outstanding at december 31 , 2006 , maturing on october 27 , 2010 ; 2022 a $ 750.0 million term loan a , which is fully drawn , maturing on october 27 , 2010 ; and 2022 a $ 250.0 million delayed draw term loan , which is fully drawn , maturing on october 27 , 2010 . the borrowers under the american tower credit facility include ati , american tower , l.p. , american tower international , inc . and american tower llc . the company and the borrowers 2019 restricted subsidiaries ( as defined in the loan agreement ) have guaranteed all of the loans under the credit facility . these loans are secured by liens on and security interests in substantially all assets of the borrowers and the restricted subsidiaries , with a carrying value aggregating approximately $ 4.5 billion at december 31 , 2006 . as of december 31 , 2006 , the spectrasite credit facility consists of the following : 2022 a $ 250.0 million revolving credit facility , against which approximately $ 4.6 million of undrawn letters of credit were outstanding at december 31 , 2006 , maturing on october 27 , 2010; .
Question: what percentage of outstanding amounts under the company 2019s long-term financing arrangements is current as of december 31 , 2005?
Answer:
0.04488