<prompt> Translate the following text to Swahili393 billion, with operating and maintenance costs of 211 million and post- and pre-tax annualized costs of 229 million and 351 million, respectively.  <response>: Kwa mujibu wa ripoti hiyo, gharama za uendeshaji na matengenezo zilikuwa milioni 211, na gharama za baada ya kodi na kabla ya kodi zilikuwa milioni 29 na milioni 351. 