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GLOSSARY OF TERMS

BBL Barrel or Barrels
BCF Billion Cubic Feet of Natural Gas
BOE Barrel of Crude Oil Equivalent
BOPD Barrels of Oil Per Day of Production
CAPEX Capital Expenditure
CFPS Discretionary Cash Flow Per Share of Common Stock
DCF Discounted Cash Flow
DD&A Depreciation, Depletion, and Amortization
EBITDA Earnings Before Interest, Depreciation, and Amortization
F&D Findings and Development Cost
FD&A Finding Development and Acquisition Cost
G&A General and Administrative Expenses
IDC Intangible Drilling Cost
LOE Lease Operating Expense
MBBL Thousand Barrels
MCF Thousand Cubic Feet of Natural Gas
MMBBL Million Barrels of Crude Oil
MMCF Million Cubic Feet of Natural Gas
MMS The U.S. Mineral Management Service
NPV Net Present Value
PDP Proven Developed Producing Reserves
PDNP Proven Developed Non-Producing Reserves
P/I Ratio of After-Tax Net Present Value (NPV) at 10% Discount Capital
PUD Proved Undeveloped Reserves
Production Costs Lease Operating Expenses (LOE) and taxes on crude oil production.
Productive Well Developed well that is not a dry hole.
Proved Reserves Crude oil and natural gas reserved on a net revenue interest basis, found to be commercially recoverable.
Proved Developed Reserves included only those proved reserves expected to be recovered from existing completion intervals in existing wells and those reserves that exist behind the casting of existing wells.
Proved Undeveloped Reserves Includes those Proved Reserves expected to be recovered from new wells on undrilled acreage with relatively major expenditure requirements.
PV-10 Present Value Discounted at 10 Percent
R/P Ratio of Reserves to Annual Production
Reserve Replacement Produced barrels replaced through drilling and or acquisition.
SEC Securities and Exchange Commission
SEC PVID The Present Value (Discounted at 10%) of estimated future Net Cash Flows of proved crude oil and natural gas reserves as determined pursuant to the guidelines of U.S. "SEC" which use oil and gas contract prices constant throughout the life of the properties.
Undeveloped Average Lease acreage on which wells have not been drilled or completed to a point that would permit commercial production, regardless of whether or not such acreage contains Proved Reserves.
UPR Unproved Reserves
WI Working Interest
WTI West Texas Intermediate Oil
YTD Year to Date

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