megnyitó személykéntas an opening speaker
08. March 2018. ‒ 30. March
11. August 2014. ‒ 10. September
09. October 2013. ‒ 27. October
18. May 2012. ‒ 01. July
09. September 2011. ‒ 15. October
15. March 2008. ‒ 19. April