BEIJING, Aug. 4 -- Chinese energy consumption per unit of gross domestic product (GDP) rose 0.09 percent year on year in the first half of the year, the National Bureau of Statistics said Tuesday.

First-half energy consumption per unit of industrial value-added output for companies whose annual sales exceed 5 million yuan ($738,095) dropped 1.25 percent.

Some high-energy-consuming industries reported less energy consumption per unit of industrial value-added output in the six month period: the construction materials industry's dropped 7.61 percent; the chemicals industry's fell 4.28 percent; and the coal industry's declined 2.69 percent.

Conversely, some industries used more energy per unit of industrial value-added output in the first half.

The nonferrous metals industry consumed 8.11 percent more energy per unit of industrial value-added output while the oil and petrochemicals industry consumed 11.35 percent more.

China cut energy use per unit of GDP 14.38 percent between 2006 and 2009. It aims to reduce consumption 20 percent between 2005 and 2010