<prompt> Translate the following text to EnglishIngawa familia nyingi zenye mapato ya chini hazijakusanya utajiri wowote wanapokaribia kustaafu, watafiti waligundua kwamba baadhi ya familia zenye mapato ya chini zilikuwa zimefanikiwa kukusanya utajiri mkubwa.  <response>: Even though many low-income households have accumulated no wealth as they approach retirement, the researchers found that some low-income households had managed to accumulate fairly sizeable wealth. 