Crude oil prices averaged $17.34 per MMBtu in August, which is down 7.1 percent on a month-over-month basis. Natural gas prices averaged $3.88 per MMBtu, down 3.2 percent month over month. On a year-over-year basis, crude oil prices were down 9.6 percent and natural gas prices were up 13.1 percent.

Crude Oil and Natural Gas Prices, Monthly average, dollars per MMBtu