<prompt> Translate the following text to SwahiliWhile multiple systems on one site are common, the number of required systems to serve large MWe of capacity has been decreasing.  <response>: Wakati mifumo mingi kwenye tovuti moja ni ya kawaida, idadi ya mifumo inayohitajika kuwahudumia MWe kubwa ya uwezo imekuwa ikipungua. 