Andy A has seen concerts during 20 years.

Year   Concerts Seen  
2023 1 concert
2022 1 concert
2021 3 concerts
2020 2 concerts
2019 8 concerts
2018 8 concerts
2017 4 concerts
2016 8 concerts
2015 4 concerts
2014 1 concert
2009 1 concert
2008 2 concerts
2007 1 concert
2005 1 concert
2004 1 concert
2003 1 concert
1999 1 concert
1998 1 concert
1996 1 concert
1995 2 concerts