Derek Ferguson has seen concerts during 25 years.

Year   Concerts Seen  
2024 4 concerts
2023 13 concerts
2022 17 concerts
2021 7 concerts
2020 4 concerts
2019 18 concerts
2018 17 concerts
2017 13 concerts
2016 16 concerts
2015 11 concerts
2014 5 concerts
2013 2 concerts
2012 2 concerts
2009 1 concert
1996 1 concert
1992 2 concerts
1991 2 concerts
1990 2 concerts
1989 1 concert
1987 1 concert
1986 1 concert
1985 1 concert
1984 3 concerts
1982 6 concerts
1981 1 concert