Gregg Xenakes has seen concerts during 41 years.

Year   Concerts Seen  
2024 9 concerts
2023 42 concerts
2022 37 concerts
2021 14 concerts
2020 6 concerts
2019 43 concerts
2018 67 concerts
2017 45 concerts
2016 49 concerts
2015 43 concerts
2014 41 concerts
2013 70 concerts
2012 69 concerts
2011 90 concerts
2010 50 concerts
2009 41 concerts
2008 30 concerts
2007 36 concerts
2006 32 concerts
2005 30 concerts
2004 30 concerts
2003 9 concerts
2002 25 concerts
2001 15 concerts
2000 14 concerts
1999 13 concerts
1998 21 concerts
1997 13 concerts
1996 10 concerts
1995 22 concerts
1994 17 concerts
1993 43 concerts
1992 30 concerts
1991 28 concerts
1990 34 concerts
1989 67 concerts
1988 52 concerts
1987 28 concerts
1986 6 concerts
1985 4 concerts
1984 2 concerts