However, the jobless rate was higher than in the third quarter of 2012, when the rate stood at 6.8%.
An estimated 712,000 people were unemployed in the third quarter of 2013, from a total active population of 10.162 million, INS said.
The jobless rate stood at 7.4% among men, while unemployment reached 6.5% among women.
The figures refer to people aged between 15 and 64 and are based on the definition recommended by the International Labor Organization.