Ian Douglas Stewart has seen concerts during 24 years.

Year   Concerts Seen  
2024 1 concert
2023 4 concerts
2020 1 concert
2019 1 concert
2018 1 concert
2017 1 concert
2015 1 concert
2011 1 concert
2009 1 concert
2008 1 concert
2007 2 concerts
2006 1 concert
2005 1 concert
2004 3 concerts
2003 1 concert
1999 1 concert
1996 1 concert
1992 3 concerts
1991 1 concert
1990 1 concert
1988 1 concert
1987 2 concerts
1986 3 concerts
1985 3 concerts