Robert Hendel has seen concerts during 28 years.

Year   Concerts Seen  
2024 1 concert
2023 3 concerts
2022 6 concerts
2019 2 concerts
2018 1 concert
2017 2 concerts
2016 8 concerts
2015 2 concerts
2014 3 concerts
2013 6 concerts
2012 4 concerts
2011 1 concert
2010 1 concert
2009 6 concerts
2008 7 concerts
2007 2 concerts
2006 4 concerts
2005 3 concerts
2004 1 concert
2003 6 concerts
2002 6 concerts
2001 3 concerts
2000 4 concerts
1999 3 concerts
1997 3 concerts
1996 2 concerts
1995 4 concerts
1993 1 concert