Rober has seen concerts during 37 years.

Year   Concerts Seen  
2024 1 concert
2023 3 concerts
2022 2 concerts
2019 2 concerts
2018 3 concerts
2017 1 concert
2014 1 concert
2013 1 concert
2011 2 concerts
2010 2 concerts
2009 1 concert
2008 4 concerts
2007 4 concerts
2006 1 concert
2005 3 concerts
2004 3 concerts
2003 6 concerts
2002 3 concerts
2001 1 concert
2000 1 concert
1999 1 concert
1998 1 concert
1997 4 concerts
1996 4 concerts
1994 5 concerts
1993 8 concerts
1992 6 concerts
1991 8 concerts
1990 5 concerts
1989 4 concerts
1988 2 concerts
1987 4 concerts
1986 2 concerts
1985 1 concert
1984 1 concert
1983 1 concert
1982 1 concert