<prompt> Translate the following text to EnglishVisa vya Visa vya Usalama vya US 270,000 kwa mwaka, kulingana na kiwango cha discount cha OMB cha 7 na Visa vya Usalama vya US 270,000 kwa mwaka kulingana na kiwango cha discount cha OMB cha 7.  <response>: 7 million VSL is 163,000, annualized assuming EPAs guideline value of a 3 percent discount rate, or 270,000, annualized assuming OMBs guideline value of a 7 percent discount rate. 