Bob B has seen concerts during 31 years.

Year   Concerts Seen  
2024 7 concerts
2023 9 concerts
2022 13 concerts
2021 2 concerts
2019 2 concerts
2018 4 concerts
2017 4 concerts
2016 2 concerts
2015 3 concerts
2014 1 concert
2012 2 concerts
2011 1 concert
2010 1 concert
2007 1 concert
2006 1 concert
2004 1 concert
2003 1 concert
2002 1 concert
2000 2 concerts
1996 1 concert
1994 1 concert
1990 1 concert
1989 1 concert
1988 1 concert
1987 1 concert
1985 3 concerts
1982 1 concert
1978 1 concert
1977 7 concerts
1976 4 concerts
1974 1 concert