Based on an audit of reserves conducted by DeGolyer and MacNaughton and according to the Petroleum Resources Management System standards, the company's proven reserves at the end of 2012 totaled 1.2 billion tonnes of oil equivalent, and its reserve replacement ratio was over 286%.
По итогам аудита запасов, проведенного компанией DeGolyer and MacNaughton, доказанные запасы компании по стандартам PRMS (Petroleum Resources Management System) на конец 2013 года составили 1,34 млрд тонн нефтяного эквивалента (н.