Len Gutman has seen concerts during 22 years.

Year   Concerts Seen  
2023 1 concert
2022 2 concerts
2020 1 concert
2019 1 concert
2018 1 concert
2017 2 concerts
2016 1 concert
2014 3 concerts
2013 2 concerts
2012 1 concert
2010 1 concert
2008 2 concerts
2003 1 concert
1999 1 concert
1994 1 concert
1992 1 concert
1989 1 concert
1984 2 concerts
1983 2 concerts
1982 1 concert
1980 1 concert
1978 1 concert