T The latest audit confirms that as of 31 December 2010, TNK-BP’s Total Proved Reserves were 13.069 billion barrels of oil equivalent, applying PRMS (formerly SPE) criteria. This represents a Total Proved PRMS reserves replacement ratio of 322% in 2010.
Under SEC methodology on a life of field (LOF) basis, TNK-BP’s Total Proved Reserves were 8.794 billion barrels of oil equivalent. The SEC LOF reserve replacement ratio in 2010 amounted to 134%.
TNK-BP reserves, bn boe
| Reserve | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SPE | SEC LOF | SPE | SEC LOF | SPE | SEC LOF | PRMS (formerly SPE) | SEC LOF | PRMS (formerly SPE) | SEC LOF | PRMS (formerly SPE) | SEC LOF | PRMS (formerly SPE) | SEC LOF | |
| Proved total | 9,082 | 8,017 | 9,229 | 8,230 | 8,95 | 7,81 | 9,982 | 8,225 | 10,252 | 8,112 | 11,667 | 8,586 | 13,069 | 8,794 |
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