December 31,2012 December 31, 2011 8.75% Senior Notes due 2015 $ 792,944 9.75% Senior Secured Notes due 2015 13% Senior Notes due 2013 7% Exchangeable Senior Subordinated Notes due 2014 S 7.625% Senior Notes due 2018 $790,247 248,644 738,996 544,044 689,102 545,888 690,353 394,174 $2,423,359 5.25% Senior Notes due 2022 $ 3,011,033 8.75% Senior Notes due 2015 In March 2010, we issued $800,000 aggregate principal amount of 8.75% Senior Notes due 2015 (the"875% Notes"). Interest is payable semi-annually in arrears on April 1 and October 1 of each year at a rate of 8.75% per annum. The 875% Notes mature on April 1, 2015. The S 75% Notes were issued for $786,000. Substantially all of our domestic wholly-owned subsidiaries guarantee our obligations under the 8.75% Notes on a basis senior unsecured 7.625% Senior Notes due 2018 In October 2010, we issued $700,000 aggregate principal amount Notes ) Interest is payable semi annually in arrears on May 1 and November 1 of each year at a rate of7.625% per annum. The 7 625% Notes mature on November 1, 2018. Substantially all of our domestic wholly-owned subsidiaries guarantee our obligations under the 7.625% Notes. of 7625% Senior Notes due 2013 (the "7625% IF