<prompt> Translate the following text to EnglishKulingana na Ofisi ya Mtaalamu wa Afya katika Usimamizi wa Ufadhili wa Huduma ya Afya, thamani ya sasa ya thamani ya rasilimali za ziada za baadaye zinazohitajika ili kufadhili faida za HI pekee kwa miaka 75 ni 4.  <response>: According to the Office of the Actuary at the Health Care Financing Administration, the estimated net present value of future additional resources needed to fund HI benefits alone over the 75 years is 4. 