ISLAMABAD (Reuters) - Pakistans trade deficit widened to $1.60 billion in May, compared with $1.09 billion in May last year, the Statistic Bureau said on Friday. Exports stood at $1.75 billion in May this year, as against $1.46 billion in the same period last year. Imports were worth $3.36 billion compared with $2.56 billion last year. Pakistan total trade deficit from July-May 2009/10 stood at $13.88 billion as compared to $15.31 billion in the corresponding period of last year.