ISTANBUL — Turkey is predicted to post a current account deficit of US$4.97 billion in April 2014, according to a forecast of economists in an Anadolu Agency survey.The Current Account Deficit Expectation Survey, conducted by 15 economists of the agency, estimated the highest current account deficit at $5.8 billlion with the lowest standing at $4.5 billion.The average year-end current account deficit forecast stands at $48.39 billion, with the highest forecast being $51 billion and the lowest at $45 billion.The current account deficit of March 2014 was realized as $3.19 billion and $59.97 billion on a year on year basis.