<prompt> Translate the following text to SwahiliNationally, law school tuition doubled between 1991 and 2001, according to the National Association for Law Placement, based in Washington, D.C.  <response>: Kwa mujibu wa Shirika la Kitaifa la Utekelezaji wa Sheria, gharama za masomo ya sheria nchini Marekani ziliongezeka mara mbili kati ya mwaka 1991 na 2001. 