r around 35 percent of world supply in 2012, raised its expectation of production growth by non-OPEC suppliers in 2013 by 11 percent to 1.0 million barrels a day, with the growth mainly coming from North America.As in the previous year, US oil supply in 2013 is expected to achieve the highest growth among all non-OPEC countries, the report said.Last November the International Energy Agency predi