East Germany

Mid Germany

Northeast Germany

• Berlin north (1)

Northern Germany

• Bremen (1)
• Hamburg (2)

Rhein-Main Area

Ruhr Area

• Dortmund (4)
• Duisburg (1)
• Düsseldorf (1)
• Essen (1)
• Oberhausen (1)
• Wuppertal (1)

Saarland

South East Germany

• Nuremberg (1)

South Germany

• Munich north (2)
• Munich south (2)

South West Germany

• Stuttgart (1)