Groover has seen concerts during 28 years.

Year   Concerts Seen  
2023 1 concert
2022 1 concert
2017 1 concert
2015 1 concert
2014 1 concert
2013 2 concerts
2012 2 concerts
2010 3 concerts
2009 3 concerts
2008 2 concerts
2007 4 concerts
2006 2 concerts
2005 1 concert
2004 1 concert
2002 1 concert
1991 1 concert
1989 3 concerts
1987 1 concert
1985 4 concerts
1984 14 concerts
1983 16 concerts
1982 6 concerts
1981 6 concerts
1980 5 concerts
1979 11 concerts
1978 1 concert
1976 1 concert
1975 1 concert