Kkirkhoff has seen concerts during 41 years.

Year   Concerts Seen  
2022 1 concert
2019 1 concert
2018 2 concerts
2017 1 concert
2016 2 concerts
2015 2 concerts
2014 6 concerts
2013 7 concerts
2012 4 concerts
2011 7 concerts
2010 6 concerts
2009 1 concert
2008 7 concerts
2007 1 concert
2006 1 concert
2005 3 concerts
2004 3 concerts
2002 2 concerts
2001 4 concerts
2000 2 concerts
1999 1 concert
1998 2 concerts
1997 1 concert
1996 3 concerts
1992 2 concerts
1990 1 concert
1989 1 concert
1988 6 concerts
1987 3 concerts
1986 2 concerts
1985 1 concert
1984 1 concert
1983 2 concerts
1982 6 concerts
1981 3 concerts
1980 7 concerts
1979 9 concerts
1978 5 concerts
1977 11 concerts
1976 5 concerts
1975 1 concert