<prompt> Translate the following text to EnglishNancy Kelly, wa Greater Boston Legal Services, anasema kwamba Newhoff alitumia kati ya saa 500 na 750 kwa ajili ya pro bono katika kesi 40 alizochukua kupitia ofisi ya Kelly.  <response>: Nancy Kelly of Greater Boston Legal Services estimates that Newhoff spent between 500 and 750 hours on pro bono in 2001 on 40 cases she took through Kellys office. 