The unemployment rate was down 0.6 percentage points in the second quarter of 2013, falling to 15.9% from 16.5% in the first three months of the year, the National Institute of Statistics (INS) indicated in a newsletter. Some 628,4 thousand people are jobless out of an active population of 3943,7 thousands, the INS also revealed in a national population and employment survey (second quarter of 2013)...