Sian Holloway has seen concerts during 13 years.

Year   Concerts Seen  
2024 1 concert
2023 8 concerts
2022 1 concert
2021 1 concert
2018 6 concerts
2017 6 concerts
2016 9 concerts
2015 3 concerts
2014 2 concerts
2013 2 concerts
2012 1 concert
2011 1 concert
2010 1 concert