East Germany

Mid Germany

Northeast Germany

• Berlin center (3)
• Berlin north (1)
• Berlin south (1)
• Potsdam/Brandenburg (1)

Northern Germany

• Hamburg (3)

Rhein-Main Area

• Arnsberg/Hamm (1)
• Bonn (1)
• Cologne (3)
• Hagen (1)
• Mainz (2)

Ruhr Area

Saarland

• Saarbrücken (1)

South East Germany

• Hof (1)

South Germany

• Landshut (1)
• Munich north (1)

South West Germany