East Germany

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Mid Germany

• Braunschweig (2)
• Hannover (1)

Northeast Germany

• Berlin center (5)

Northern Germany

• Bremen (5)
• Hamburg (3)

Rhein-Main Area

• Aachen (1)
• Bonn (1)

Ruhr Area

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Saarland

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• Bad Homburg/Friedberg (1)
• Frankfurt on Main (1)
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• Wiesbaden (2)

South East Germany

• Nuremberg (1)
• Regensburg (1)

South Germany

• Augsburg (1)
• Munich north (4)
• Munich south (1)

South West Germany

• Freiburg (1)
• Stuttgart (1)