Christopher Gibson has seen concerts during 15 years.

Year   Concerts Seen  
2023 5 concerts
2022 5 concerts
2021 4 concerts
2019 3 concerts
2018 6 concerts
2017 2 concerts
2016 1 concert
2015 1 concert
2014 1 concert
2013 2 concerts
2011 4 concerts
2009 1 concert
2008 3 concerts
2007 1 concert
2005 1 concert