Jan Willem Davidse has seen concerts during 27 years.

Year   Concerts Seen  
2024 12 concerts
2023 33 concerts
2022 24 concerts
2021 1 concert
2020 6 concerts
2019 20 concerts
2018 7 concerts
2017 11 concerts
2016 12 concerts
2015 1 concert
2014 6 concerts
2013 6 concerts
2012 3 concerts
2011 3 concerts
2010 1 concert
2009 4 concerts
2008 2 concerts
2007 1 concert
2006 1 concert
2004 1 concert
2003 1 concert
2002 1 concert
2000 2 concerts
1994 1 concert
1990 1 concert
1988 2 concerts
1987 1 concert