The average oil price of the Organization of the Petroleum Exporting Countries (OPEC) yesterday fell to 71.51 dollars per barrel, the oil cartel informed today on its website.
To determine the price of OPEC oil, the so-called called an oil basket including 13 types of oil for export to the cartel member countries: Arab Light (Saudi Arabia), Basra Light (Iraq), Bonny Light (Nigeria), Es Sider (Libya), Girasol (Angola), Iranian Heavy (Iran) , Kuwait Export (Kuwait), Meray (Venezuela), Murban (UAE), Saharan Blend or “Saharan Blend” (Algeria), Rabi Lek (Gabon), Djeno (Congo) and Zafiro (Equatorial Guinea).
The all-time high for the “OPEC basket” was $140.73 per barrel recorded on July 3, 2008.
The price of a barrel of oil is determined by deriving an arithmetic average value from the quotations at the time of closing of trade with all grades from the “OPEC basket” the previous working day.