Natural Gas (cont)

Trends in Natural Gas Pricing

The chart shows a 75-year history of annual United States natural gas production and average wellhead prices from 1930 through 2005. Prices paid by consumers were increased above those levels by processing and distribution costs. Production is shown in billions of cubic meters per year, and average wellhead pricing is shown in United States dollars per per thousand cubic meters, adjusted to spring, 2006, by the U.S. Consumer Price Index