We have a geographically diverse asset base with core areas of operation in the East Texas, Mid-Continent, Appalachian, Mississippi and Gulf Coast regions of the United States. As of December 31, 2008, we had proved natural gas and oil reserves of approximately 916 Bcfe, of which 82% were natural gas and 51% were proved developed, with an SEC pre-tax PV-10 value of $908.0 million and standardized measure of discounted future net cash flows of $729.4 million.

For the three months ended March 31, 2009 and the year ended December 31, 2008, we had average daily production of 152.3 MMcfe and 128.1 MMcfe. Our properties generally have long reserve lives and reasonably stable and predictable well production characteristics with a ratio of proved reserves to production (based on production for the year ended December 31, 2008) of approximately 19.5 years. At December 31, 2008, we owned 1.2 million net acres of leasehold interests, approximately 37% of which were undeveloped.