East Germany

Mid Germany

• Braunschweig (1)
• Hannover western surrounding (1)

Northeast Germany

• Berlin center (5)

Northern Germany

• Buchholz / Lüneburg (1)

Rhein-Main Area

Ruhr Area

• Mönchengladbach (2)
• Münster (1)
• Oberhausen (1)
• Osnabruck (1)
• Wuppertal (1)

Saarland

South East Germany

• Erlangen (1)
• Nuremberg (3)

South Germany

South West Germany

• Freiburg (1)
• Göppingen (1)
• Karlsruhe (1)
• Ludwigsburg/Leonberg (1)
• Offenburg (2)