Dianne Sonnenberg has seen concerts during 14 years.

Year   Concerts Seen  
2023 3 concerts
2019 2 concerts
2016 2 concerts
2014 1 concert
2003 1 concert
2002 1 concert
2000 1 concert
1993 1 concert
1991 3 concerts
1988 1 concert
1983 1 concert
1982 2 concerts
1980 1 concert
1977 1 concert