<prompt> Translate the following text to SwahiliAs previously reported to Congress, though, a number of grantees did voluntarily submit corrections to their 1997 CSR data during 1998.  <response>: Hata hivyo, kama ilivyoelezwa hapo awali kwa Bunge, idadi ya watoa misaada waliwasilisha marekebisho ya hiari kwa data zao za 1997 za CSR wakati wa 1998. 