Gwyn Williams has seen concerts during 37 years.

Year   Concerts Seen  
2025 1 concert
2024 29 concerts
2023 12 concerts
2022 11 concerts
2021 4 concerts
2020 2 concerts
2019 7 concerts
2018 6 concerts
2017 7 concerts
2016 13 concerts
2015 7 concerts
2014 5 concerts
2013 9 concerts
2012 6 concerts
2011 4 concerts
2010 13 concerts
2009 6 concerts
2008 4 concerts
2007 6 concerts
2006 2 concerts
2005 2 concerts
2004 5 concerts
2003 3 concerts
2002 2 concerts
2001 3 concerts
2000 1 concert
1999 4 concerts
1998 8 concerts
1997 4 concerts
1996 5 concerts
1995 3 concerts
1994 6 concerts
1993 6 concerts
1992 9 concerts
1991 6 concerts
1990 1 concert
1989 1 concert