<prompt> Translate the following text to EnglishRipoti hii ya kila miaka miwili inatoa habari ya pamoja kwa idadi ya watu wenye umri wa miaka 55 na zaidi na pia kwa tofauti kwa wale wenye umri wa miaka 65 na zaidi.  <response>: This biennial report presents information combined for the population aged 55 and older as well as separately for those aged 65 and older. 