Concerted Effort has seen concerts during 30 years.

Year   Concerts Seen  
2024 1 concert
2023 5 concerts
2022 10 concerts
2021 1 concert
2020 1 concert
2019 3 concerts
2018 3 concerts
2017 1 concert
2016 6 concerts
2015 6 concerts
2014 2 concerts
2013 17 concerts
2012 12 concerts
2011 18 concerts
2010 14 concerts
2009 1 concert
2008 10 concerts
2007 7 concerts
2006 2 concerts
2005 39 concerts
2002 18 concerts
2001 23 concerts
2000 126 concerts
1996 1 concert
1995 1 concert
1993 31 concerts
1992 14 concerts
1991 10 concerts
1989 1 concert
1987 1 concert