Tbirchfield has seen concerts during 41 years.

Year   Concerts Seen  
2023 1 concert
2022 2 concerts
2021 2 concerts
2019 3 concerts
2018 2 concerts
2017 2 concerts
2016 7 concerts
2015 5 concerts
2014 3 concerts
2013 7 concerts
2012 2 concerts
2011 6 concerts
2010 1 concert
2009 2 concerts
2008 7 concerts
2007 3 concerts
2006 5 concerts
2005 3 concerts
2004 3 concerts
2003 4 concerts
2002 2 concerts
2001 2 concerts
2000 2 concerts
1998 4 concerts
1997 2 concerts
1995 5 concerts
1994 3 concerts
1993 1 concert
1992 1 concert
1989 4 concerts
1988 2 concerts
1987 2 concerts
1985 6 concerts
1984 2 concerts
1983 2 concerts
1982 2 concerts
1981 2 concerts
1980 3 concerts
1979 8 concerts
1978 5 concerts
1977 1 concert