on june 30, 2024, single computers issued 6% stated rate bonds with a face amount of $200 million. the bonds mature on june 30, 2039 (15 years). the market rate of interest for similar bond issues was 5% (2.5% semiannual rate). interest is paid semiannually (3%) on june 30 and december 31, beginning on december 31, 2024.