Jeff Christoffersen has seen concerts during 40 years.

Year   Concerts Seen  
2025 1 concert
2024 51 concerts
2023 70 concerts
2022 52 concerts
2021 25 concerts
2020 10 concerts
2019 70 concerts
2018 65 concerts
2017 55 concerts
2016 63 concerts
2015 51 concerts
2014 33 concerts
2013 16 concerts
2012 14 concerts
2011 8 concerts
2010 10 concerts
2009 8 concerts
2008 10 concerts
2007 10 concerts
2006 11 concerts
2005 13 concerts
2004 4 concerts
2003 7 concerts
2002 9 concerts
2001 17 concerts
2000 6 concerts
1999 6 concerts
1998 16 concerts
1997 30 concerts
1996 15 concerts
1995 12 concerts
1994 4 concerts
1993 9 concerts
1992 7 concerts
1991 2 concerts
1990 4 concerts
1989 3 concerts
1988 2 concerts
1987 3 concerts
1986 2 concerts