Courtney Allison has seen concerts during 15 years.

Year   Concerts Seen  
2020 7 concerts
2019 9 concerts
2018 1 concert
2011 1 concert
2009 2 concerts
2008 1 concert
2007 2 concerts
2006 2 concerts
2005 1 concert
2004 1 concert
2002 1 concert
1998 1 concert
1997 1 concert
1996 1 concert
1986 1 concert