The police arrested 83 people, who were held for two days.
So far, the police have arrested more than 300 people.
More than 960 people have been arrested in the past 18 months.
Between 70 and 80 people were arrested as a result.
Five people were arrested in the case, the police said.
The five people were arrested in the last few months.
By the end of the night 273 people had been arrested.
They came down after five hours and two people were arrested.
No one was reported killed, and 18 people were arrested.
Six weeks ago more than 12 000 people were arrested.
