Colin Ethier has seen concerts during 19 years.

Year   Concerts Seen  
2024 1 concert
2023 1 concert
2022 2 concerts
2019 1 concert
2018 1 concert
2017 1 concert
2014 1 concert
2010 1 concert
2005 4 concerts
2004 1 concert
2002 1 concert
1998 3 concerts
1997 2 concerts
1995 1 concert
1994 2 concerts
1993 1 concert
1992 2 concerts
1990 3 concerts
1989 2 concerts