Oil prices eased off 2015 highs on Friday after Iraq said its crude oil exports hit a record in April, and prices were pressured also by a stronger dollar, Reuters reported. Brent and US crude rallied between 20 and 25 per cent in April, helped by a weaker dollar and bets that a global supply glut would ease, following the June-to-January sell-off that halved prices from above $100 a barrel.