East Germany

Mid Germany

• Herford (1)

Northeast Germany

• Berlin center (1)

Northern Germany

• Bremen (2)
• Hamburg (3)

Rhein-Main Area

• Arnsberg/Hamm (1)
• Siegen (2)

Ruhr Area

• Duisburg (1)
• Oberhausen (2)

Saarland

South East Germany

• Erlangen (1)
• Nuremberg (1)

South Germany

• Augsburg (1)
• Garmisch-Partenkirchen (1)
• Ingolstadt (1)
• Munich north (1)

South West Germany