John Harris has seen concerts during 41 years.

Year   Concerts Seen  
2024 4 concerts
2023 7 concerts
2022 15 concerts
2021 2 concerts
2020 14 concerts
2019 16 concerts
2018 8 concerts
2017 8 concerts
2016 3 concerts
2015 8 concerts
2014 3 concerts
2013 2 concerts
2012 3 concerts
2011 3 concerts
2010 12 concerts
2009 97 concerts
2008 43 concerts
2007 75 concerts
2006 44 concerts
2005 23 concerts
2004 44 concerts
2003 94 concerts
2002 61 concerts
2001 15 concerts
2000 10 concerts
1999 4 concerts
1998 2 concerts
1997 8 concerts
1996 16 concerts
1995 12 concerts
1994 3 concerts
1993 13 concerts
1992 9 concerts
1991 1 concert
1990 5 concerts
1989 4 concerts
1988 21 concerts
1987 18 concerts
1986 1 concert
1982 1 concert
1981 2 concerts