Kuwait's budget surplus widened to 8.33 billion dinars ($28.81 billion) in the first eleven months of its 2009/10 fiscal year due to higher-than-forecast oil income, official data showed on Monday. Kuwait, the world's fourth-largest oil exporter, booked a budget surplus of 5.33 billion dinars in the same period of its previous 2008/09 fiscal year. The figure stood at 8.02 billion dinars in the first ten months of the current fiscal year, according to a report of Reuters. Revenues were 16.02 billion dinars at the end of February, about 198 percent of the figure budgeted for the whole fiscal year, data on the Finance Ministry's website showed. Oil revenue of the OPEC member came in at 15.17 billion dinars, while spending amounted to 7.68 billion dinars, about 63.4 percent of the full-year plan, the data showed.