Theo Dammers has seen concerts during 28 years.

Year   Concerts Seen  
2024 2 concerts
2023 1 concert
2022 3 concerts
2018 1 concert
2016 1 concert
2015 1 concert
2013 1 concert
2011 1 concert
2008 2 concerts
2007 2 concerts
2006 1 concert
2004 1 concert
2003 3 concerts
2002 1 concert
2001 1 concert
1999 1 concert
1998 2 concerts
1997 2 concerts
1995 2 concerts
1992 2 concerts
1990 3 concerts
1989 1 concert
1988 2 concerts
1987 1 concert
1986 1 concert
1985 2 concerts
1982 1 concert
1980 1 concert