- Figures were compiled by the Federal Office for the Protection of the Constitution
- Of those arrested for politically-motivated offences, 84 per cent were men
- The majority, 72 per cent, were aged between 18 and 29
- Of offences against a person, four out of five cases were against police officers
The figures, which were published in daily newspaper Bild revealed that 873 suspects were investigated by authorities between 2003 and 2013.
More than half of the arrests were made in the Berlin districts of Friedrichshain, Kreuzberg and Mitte, mostly during demonstrations.
A third of them were unemployed, and 92 per cent still live with their parents.
The figures published in the Berlin newspaper said of the offences committed against a person, in four out of five cases the victims were police officers.
In 15 per cent of these cases, the victims were right wing activists.
Between 2009 and 2013, the Bild report claims, left-wing assassins attempted to commit 11 murders.