<prompt> Translate the following text to SwahiliElectricity demand is expected to increase at a rate of 1.8 percent per year over the next 20 years, creating the need for 393,000 MWe of generating capacity.  <response>: Inatarajiwa kuwa mahitaji ya umeme yatakua kwa kiwango cha asilimia 1.8 kwa mwaka katika miaka 20 ijayo, na hivyo kutokeza mahitaji ya uwezo wa kuzalisha umeme wa MWh 393,000. 