OPEC's daily basket price stood at USD 82.37 a barrel Monday, compared with USD 82.48 the previous Friday, the cartel's bulletin reported on Tuesday.
The annual average price of the OPEC basket price hit USD 105.85 pb in 2013, it said.
The new OPEC Reference Basket of Crudes (ORB) is made up of the following: 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), Murban (UAE) and Merey (Venezuela).