<prompt> Translate the following text to EnglishTofauti ya Mwe 22 000 kati ya idadi ya FGDs ambayo ingekuwa gharama nafuu kujenga na idadi ya takwimu kulingana na rasilimali, ingekuwa kusukumwa nyuma miaka michache kwa ajili ya kukamilika kwa 2010.  <response>: The 22,000 MWe difference, between the number of FGDs which would be cost effective to build and the estimated number based on resources, would be pushed back a few years to be completed by 2010. 