Vienna - The price for crude oil produced by the Organization of the Petroleum Exporting Countries (OPEC) rose by 0.65 dollars at the start of the week, according to figures released by OPEC on Tuesday.

One barrel (159 litres) of OPEC-produced crude stood at 123.19 dollars Monday, up from 122.63 dollars the previous day.

OPEC calculates an average basket price based on 13 important brands produced by cartel members. (dpa)