East Germany

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• Leipsic (1)

Mid Germany

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• Hannover (1)
• Herford (3)

Northeast Germany

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• Berlin north (1)
• Frankfurt on Oder (1)

Northern Germany

• Hamburg (9)
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• Kiel (1)

Rhein-Main Area

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Ruhr Area

• Düsseldorf (7)

Saarland

South East Germany

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South Germany

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South West Germany

• Pforzheim (1)