Maggie Markwardt has seen concerts during 23 years.

Year   Concerts Seen  
2023 10 concerts
2022 4 concerts
2021 1 concert
2020 1 concert
2019 8 concerts
2017 1 concert
2016 1 concert
2014 1 concert
2013 2 concerts
2012 2 concerts
2011 2 concerts
2010 1 concert
2009 5 concerts
2008 6 concerts
2007 3 concerts
2006 6 concerts
2005 6 concerts
2004 8 concerts
2003 7 concerts
2002 7 concerts
2001 3 concerts
2000 5 concerts
1999 1 concert