OPEC and several other producers including Russia agreed in December to pump less oil in an orchestrated effort to end an oversupply weighing on prices. Compliance with the cuts was more robust in March compared to the previous month, Barkindo said. Brent crude has gained about 19 percent since OPEC decided to pare output, and the benchmark grade was 24 cents higher at $55.13 a barrel at 11:59 a.m. in London.

Iranian Minister of Petroleum Bijan Zangeneh says he believes most members of the Organization of the Petroleum Exporting Countries (OPEC) would endorse extension of the organization's output cut initiative in the upcoming OPEC meeting, adding Iran would also support the cut extension if other members unanimously back it.

Benchmark Brent crude futures were down 53 cents at $55.36 at 0836 GMT (4:36 a.m. ET). On Thursday, before major markets closed for a holiday break, they settled up 3 cents at $55.89 a barrel. U.S. West Texas Intermediate (WTI) crude futures were down 46 cents at $52.72 a barrel, after rising 7 cents to $53.18 on Thursday.

International benchmark Brent crude futures were up 33 cents by 0900 GMT at $56.56 a barrel, their highest since early March. If the day's gains hold, it will be the longest winning streak for Brent since February 2012. U.S. West Texas Intermediate (WTI) crude futures were up 26 cents at $53.66 a barrel, on track for a seventh straight session of gains.

It can be argued confidently that the market is already very close to balance, and as more data becomes available this will become clearer.

U.S. Rig Count is up 407 rigs from last year's count of 440, with oil rigs up 332, gas rigs up 73, and miscellaneous rigs up 2. Canadian Rig Count is up 78 rigs from last year's count of 40, with oil rigs up 30 and gas rigs up 48.

International benchmark Brent crude futures were up 33 cents by 0900 GMT at $56.56 a barrel, their highest since early March. If the day's gains hold, it will be the longest winning streak for Brent since February 2012. U.S. West Texas Intermediate (WTI) crude futures were up 26 cents at $53.66 a barrel, on track for a seventh straight session of gains.

North Sea Brent crude oil spot prices averaged $52 per barrel (b) in March, $3/b lower than the February average. EIA forecasts Brent prices to average $54/b in 2017 and $57/b in 2018. West Texas Intermediate (WTI) crude oil prices are forecast to average $2/b less than Brent prices in both 2017 and 2018.

Nigeria, South Africa, and Angola, the continent’s largest economies, are seeing a rebound from the sharp slowdown in 2016, but the recovery has been slow due to insufficient adjustment to low commodity prices and policy uncertainty. Furthermore, several oil exporters in the Central African Economic and Monetary Community (CEMAC) are facing economic difficulties.

West Texas Intermediate for May delivery rose as much as 38 cents to $52.62 a barrel on the New York Mercantile Exchange and was at $52.38 at 12:21 p.m. in Hong Kong, on course for its highest close since March 7. Total volume traded was about 2 percent above the 100-day average. The contract gained 54 cents to $52.24 on Friday. Brent for June settlement climbed as much as 28 cents, or 0.5 percent, to $55.52 a barrel on the London-based ICE Futures Europe exchange. Prices increased 35 cents to $55.24 on Friday. The global benchmark crude was at a premium of $2.55 to June WTI.