Annual report pursuant to section 13 and 15(d)

NOTE 8. ASSET RETIREMENT OBLIGATIONS (Detail) - Schedule of Asset Retirement Obligations, Fair Value Assumptions

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NOTE 8. ASSET RETIREMENT OBLIGATIONS (Detail) - Schedule of Asset Retirement Obligations, Fair Value Assumptions
12 Months Ended
Dec. 31, 2012
Inflation rate 0.60%
Estimated asset life 5 years
Credit adjusted risk free interest rate 12.70%