The price of OPEC's basket of twelve crudes stood at US$81.97 a barrel on Friday, compared with $82.79 the previous day, according to OPEC Secretariat calculations.
OPEC Reference Basket of Crudes (ORB) is made up of the following: Murban (U.A.E.), Saharan Blend (Algeria), Girassol (Angola), Oriente (Ecuador), Iran Heavy (Islamic Republic of Iran), Basra Light (Iraq), Kuwait Export (Kuwait), Es Sider (Libya), Bonny Light (Nigeria), Qatar Marine (Qatar), Arab Light (Saudi Arabia) and Merey (Venezuela).