OPEC daily basket price dropped USD 19 cents onMonday, reaching USD 105.34 per barrel (pb), compared to USD 105.53 pb lastThursday, the cartel said here on Tuesday.OPEC's annual rate for the basket price in 2013 was USD 105.85 per barrel.The new OPEC Reference Basket of Crudes (ORB) is made up of the following:Saharan Blend (Algeria), Girassol (Angola), Oriente (Ecuador), Iran Heavy (IslamicRepublic of Iran), Basra Light (Iraq), Kuwait Export (Kuwait), Es Sider (Libya), BonnyLight (Nigeria), Qatar Marine (Qatar), Arab Light (Saudi Arabia), Murban (UAE) andMerey (Venez). Last December, OPEC Ministers of Oil have decided to keep theproductivity level of its 12 member states stable at 30 million barrel per day, toprotect stability and balance in international oil markets.