The price for crude oil produced by the Organization of the Petroleum Exporting Countries (OPEC) slid slightly on Friday, OPEC said on Monday, reported dpa.
One barrel (159 litres) of crude from OPEC's reference basket stood at 126.37 dollars on Friday, compared with 127.59 dollars the previous day.
OPEC calculates an average basket price based on 13 important brands produced by cartel members.