WIKISYM 2005
2020-10-16 → 2020-10-18
WIKISYM 2012
2012-08-27 → 2012-08-29
WIKISYM 2011
2011-10-03 → 2011-10-05
WIKISYM 2010
2010-07-07 → 2010-07-09
WIKISYM 2009
2009-10-25 → 2009-10-27
WIKISYM 2008
2008-09-08 → 2008-09-10
WIKISYM 2007
2007-10-21 → 2007-10-23
WIKISYM 2006
2006-08-21 → 2006-08-23