The 10 OPEC members obligated to reduce oil output under the landmark agreement signed late last year achieved 91% of their required cuts in January , with their production falling 1.14 million b/d from October levels, according to an S&P Global Platts survey released Monday. Those cuts were, however, offset partly by output gains in Libya and Nigeria, which are exempt from the accord, and Iran, which is allowed to increase its production slightly. Related: Find more OPEC information in our news and analysis feature. In all, OPEC’s 13 members — not including Indonesia, which suspended its membership at the group’s last meeting — produced 32.16 million b/d in January, a 690,000 b/d decline from December, the Platts survey showed. Article continues below… Platts London Oil & Energy Forum February 20, 2017 | May Fair Hotel, London With sessions on the global outlook for crude oil, middle distillates and […]