R has seen concerts during 14 years.

Year   Concerts Seen  
2024 8 concerts
2023 50 concerts
2022 56 concerts
2021 12 concerts
2019 17 concerts
2018 23 concerts
2017 22 concerts
2016 18 concerts
2015 12 concerts
2014 5 concerts
2013 2 concerts
2012 1 concert
2011 1 concert
2009 1 concert