As the price for crude oil produced by the Organization of the Petroleum Exporting Countries (OPEC) dropped 2.35 dollars Friday, the cartel's oil price fell by 8.35 dollars last week, data released by OPEC on Monday showed.
One barrel (159 litres) of OPEC-produced crude stood at 112.73 dollars Friday, compared with 115.08 dollars on the previous day, dpa reported.
OPEC calculates an average basket price based on 13 important brands produced by cartel members.