East Germany

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Mid Germany

• Braunschweig (1)

Northeast Germany

• Berlin center (10)
• Berlin north (3)
• Berlin south (4)
• Potsdam/Brandenburg (2)

Northern Germany

• Hamburg (1)

Rhein-Main Area

• Cologne (1)
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Ruhr Area

• Duisburg (1)
• Düsseldorf (11)
• Wuppertal (1)

Saarland

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• Mannheim (1)
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South East Germany

• Erfurt (1)
• Nuremberg (2)

South Germany

• Garmisch-Partenkirchen (4)
• Munich north (2)
• Munich south (1)

South West Germany

• Göppingen (3)
• Ludwigsburg/Leonberg (1)
• Stuttgart (1)