The price of OPEC's basket of thirteen crudes stood at US$49.67 a barrel on Monday, compared with $49.48 the previous Friday, according to OPEC Secretariat calculations.

The OPEC Reference Basket of Crudes is made up of the following: Murban (UAE), Saharan Blend (Algeria), Girassol (Angola), Oriente (Ecuador), Rabi Light (Gabon), Iran Heavy (Iran), Basra Light (Iraq), Kuwait Export (Kuwait), Es Sider (Libya), Bonny Light (Nigeria), Qatar Marine (Qatar), Arab Light (Saudi Arabia) and Merey (Venezuela).