UPDATE 1-U.S. oil rigs rise in best quarter in two years -Baker Hughes

(Adds Permian rigs) Sept 30 (Reuters) - U.S. drillers in the third quarter added the most oil rigs of any quarter since 2014, according to a closely followed report on Friday, but the pace of additions has slowed as crude holds below $50 a barrel despite OPEC's first plan in eight years to cut output. Drillers added seven oil rigs in the week to Sept. 30, bringing the total rig count up to 425, the most since February but still below the 614 rigs seen a year ago, energy services firm