Information from the Statistics and Census Service (DSEC) indicated that the hot Summer drove up consumption of Electricity, up by 18.0% quarter-to-quarter, reaching 1.198 billion kWh in the third quarter of 2011. Consumption of Electricity by Households (269 million kWh) surged by 34.9%; consumption by the Business sector (873 million kWh) increased by 13.4%, with that of the Gaming sector (418 million kWh) rising by 13.0%. Imports of Electricity increased by 22.7% quarter-to-quarter to 1.021 billion kWh in the third quarter, accounting for 81.1% of the available supply; meanwhile, local generation of Electricity (255 million kWh) increased by 12.3% quarter-to-quarter. For the first three quarters of 2011, imports (2.330 billion kWh) and consumption (2.949 billion kWh) of Electricity increased by 6.7% and 4.7% respectively year-on-year, while local generation (782 million kWh) of Electricity decreased by 3.0%. In the third quarter of 2011, consumption of Liquefied Petroleum Gas (LPG) decreased by 19.2% quarter-to-quarter to 8,731 tonnes, of which consumption by Households (2,371 tonnes) and the Business sector (6,183 tonnes) fell by 21.0% and 19.7% respectively. Meanwhile, imports of LPG decreased by 15.1% from the previous quarter to 8,596 tonnes, with the average price of imports dropping by 4.4% to MOP9.05 per kilogram. For the first three quarters of 2011, imports of LPG (32,028 tonnes) increased by 9.1% year-on-year. Subsequent to lower prices of imports, the average price of Bottled LPG (MOP13.75 per kilogram) and Centralized LPG (MOP37.30 per cubic metre) decreased by 9.1% and 8.4% respectively from the second quarter of 2011. Besides, the average price of Unleaded Gasoline (MOP11.91 per litre) increased by 1.6% quarter-to-quarter. At the end of the third quarter of 2011, stock of Fuel Oil (19.70 million litres) increased by 27.8% quarter-to-quarter; however, stock of Gas Oil & Diesel (22.10 million litres) and LPG (2,257 tonnes) decreased by 4.4% and 2.6% respectively.