Mikael.Haenni has seen concerts during 11 years.

Year   Concerts Seen  
2019 1 concert
2016 2 concerts
2013 2 concerts
2009 1 concert
2007 1 concert
2005 1 concert
2004 1 concert
2002 1 concert
2001 1 concert
1999 1 concert
1997 1 concert