David Lingenfelter has seen concerts during 18 years.

Year   Concerts Seen  
2024 2 concerts
2023 4 concerts
2022 1 concert
2021 2 concerts
2020 1 concert
2019 7 concerts
2018 3 concerts
2017 2 concerts
2016 5 concerts
2015 27 concerts
2014 8 concerts
2013 2 concerts
2011 3 concerts
2007 1 concert
2005 1 concert
2004 2 concerts
2003 2 concerts
2002 1 concert