East Germany

• Halle / Saale (1)
• Zwickau (1)

Mid Germany

• Hannover (2)
• Hannover western surrounding (1)

Northeast Germany

• Berlin north (2)

Northern Germany

• Bremen (1)
• Hamburg (2)

Rhein-Main Area

• Cologne/Leverkusen (1)

Ruhr Area

• Dortmund (1)
• Duisburg (1)
• Münster (2)

Saarland

• Frankfurt on Main (3)

South East Germany

• Nuremberg (1)

South Germany

• Munich south (2)

South West Germany

• Stuttgart (1)