 
 <prompt> Wetin be di last time period wey dem mention? Based on di last question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: In 2004, plenty natural gas dey for Iran wey dem never use. Dem add new hydroelectric stations and improve the old coal and oil-fired stations wey make the total capacity reach 33,000 megawatts. Out of dis amount, 75% dey based on natural gas, 18% on oil, and 7% on hydroelectric power. For 2004, Iran open their first wind-powered and geothermal plants, and dem go launch the first solar thermal plant for 2009. Iran na the third country for the world wey don develop GTL technology. 