Sidney Plenderleith has seen concerts during 12 years.

Year   Concerts Seen  
2022 1 concert
2021 3 concerts
2020 1 concert
2018 4 concerts
2016 7 concerts
2015 7 concerts
2014 3 concerts
2013 2 concerts
2012 1 concert
2011 1 concert
2010 1 concert
2008 1 concert