Total national electricity production increased from 42.6 million kWh in 1960 to 245 million kWh in 2000, with 100% from fossil fuels. Consumption of electricity in 2000 was 227.9 million kWh. Installed capacity in 2001 was 126,000 kW. In 1993, the World Bank approved a rehabilitation plan for the National Power Authority (NPA) to provide generation, transmission, and distribution facilities in the western area, and to establish the possibility of making the NPA into a commercially viable utility. Apart from wood, lignite is the only natural fuel found, but known deposits are not being economically exploited. Several companies prospected for offshore oil in the late 1970s and the 1980s.