00000030 - Disclosure - Oil and Gas Statistics
link:presentationLink
link:calculationLink
link:definitionLink
00000031 - Disclosure - Petroleum Revenue
link:presentationLink
link:calculationLink
link:definitionLink
00000032 - Disclosure - Production Expenses
link:presentationLink
link:calculationLink
link:definitionLink
00000033 - Disclosure - Capital Expenditures
link:presentationLink
link:calculationLink
link:definitionLink
00000034 - Disclosure - Petroleum Pricing
link:presentationLink
link:calculationLink
link:definitionLink
00000035 - Disclosure - Natural Gas Statistics
link:presentationLink
link:calculationLink
link:definitionLink
00000036 - Disclosure - Oil Production
link:presentationLink
link:calculationLink
link:definitionLink
00000038 - Disclosure - Barrel of Oil Equivalent
link:presentationLink
link:calculationLink
link:definitionLink
00000039 - Disclosure - Reserves
link:presentationLink
link:calculationLink
link:definitionLink
00000040 - Disclosure - Risk Management
link:presentationLink
link:calculationLink
link:definitionLink