The trade balance in the 17-nation eurozone shifted sharply higher in June with the currency region posting a $18.3 billion surplus, Eurostat said Friday. Although considered a flash estimate, the surplus contrasts sharply with a surplus of $240 million posted in the same month of 2011. In May, exports rose by 2.4 percent while imports remained unchanged, the European Union\'s statistical office said. The 27-member European Union posted a $490 million surplus for June, compared to a $18.8 billion deficit in June of 2011. For the EU, June\'s exports were 2.1 percent higher than May, while imports rose by 0.9 percent.