Vienna: The basket of 12 crude oils of the Organisation of Petroleum Exporting Countries (OPEC) stood at $101.66 a barrel on Tuesday, compared to $102.29 on Monday, according to the OPEC Secretariat.

The new OPEC reference basket comprises Saharan Blend (Algeria), Girassol (Angola), Oriente (Ecuador), Iran Heavy (Iran), Basra Light (Iraq), Kuwait Export (Kuwait), Es Sider (Libya), Bonny Light (Nigeria), Qatar Marine (Qatar), Arab Light (Saudi Arabia), Murban (United Arab Emirates) and Merey (Venezuela). A barrel equals 159 litres