Colin Ethier has seen concerts during 16 years.

Year   Concerts Seen  
2024 1 concert
2023 1 concert
2022 2 concerts
2019 1 concert
2018 2 concerts
2017 1 concert
2014 1 concert
2005 1 concert
2004 1 concert
2002 1 concert
1998 3 concerts
1997 2 concerts
1995 1 concert
1994 2 concerts
1992 1 concert
1990 1 concert