Christopher Hildebrand has seen concerts during 18 years.

Year   Concerts Seen  
2023 1 concert
2022 3 concerts
2021 2 concerts
2019 1 concert
2016 1 concert
2012 3 concerts
2011 3 concerts
2008 3 concerts
2007 1 concert
2006 1 concert
2005 1 concert
2004 1 concert
2002 1 concert
2000 2 concerts
1999 3 concerts
1998 2 concerts
1997 3 concerts
1996 1 concert