Ken Miller has seen concerts during 22 years.

Year   Concerts Seen  
2021 1 concert
2019 1 concert
2015 2 concerts
2013 1 concert
2009 1 concert
2005 1 concert
2003 1 concert
2002 1 concert
1998 1 concert
1997 2 concerts
1994 1 concert
1991 1 concert
1990 1 concert
1988 2 concerts
1981 1 concert
1978 1 concert
1977 2 concerts
1976 2 concerts
1975 3 concerts
1974 1 concert
1973 2 concerts
1972 1 concert