East Germany

• Halle / Saale (1)

Mid Germany

• Braunschweig (1)
• Göttingen (1)
• Hannover (4)

Northeast Germany

• Berlin south (2)
• Frankfurt on Oder (1)
• Potsdam/Brandenburg (24)
• Prignitz-Oberhavel (1)
• Schwerin (1)

Northern Germany

• Bremen (1)
• Hamburg (1)

Rhein-Main Area

• Arnsberg/Hamm (1)
• Cologne (3)
• Hagen (1)

Ruhr Area

• Dortmund (3)
• Essen (1)
• Osnabruck (2)

Saarland

South East Germany

South Germany

• Munich north (1)
• Munich south (1)

South West Germany