China's economic efficiency indicators of petroleum and natural gas in the January-June period of 2005:

sales expenses: 640 million yuan; growth rate: 12.7 percent;

total profits: 132.74 billion yuan; growth rate: 73.7 percent.

The industrial statistics include all state-owned enterprises and the non-state-owned ones with annual sales income over 5 million yuan (602,410 US dollars).

Source: the National Bureau of Statistics