Vienna  - The price for crude oil produced by the Organization of the Petroleum Exporting Countries (OPEC) fell by another 0.77 dollars Monday, OPEC said Tuesday.

One barrel (159 litres) of OPEC crude stood at 56.80 dollars Monday, compared with 57.57 dollars at the end of last week.

Since the end of September, the basket price based on 13 brands produced by cartel members has dropped by 33.52 dollars. (dpa)