Patrick O'neill has seen concerts during 22 years.

Year   Concerts Seen  
2023 5 concerts
2022 17 concerts
2021 7 concerts
2020 1 concert
2019 7 concerts
2018 11 concerts
2017 9 concerts
2016 17 concerts
2014 4 concerts
2013 1 concert
2011 2 concerts
2010 3 concerts
2009 1 concert
2007 2 concerts
2006 2 concerts
2005 6 concerts
2004 25 concerts
2003 18 concerts
2002 8 concerts
2001 10 concerts
2000 3 concerts
1999 2 concerts