Development
| First trial | December 2007 |
| Start regular traffic | June 2008 |
| Current frequence | Every 10 days |
| From 3. Qu 2009 | 1x week |
| Till end 2009 | 3-4x week |
Text about development
Development
| First trial | December 2007 |
| Start regular traffic | June 2008 |
| Current frequence | Every 10 days |
| From 3. Qu 2009 | 1x week |
| Till end 2009 | 3-4x week |
Text about development