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ATHLETE OVERVIEW
STATISTICS
Jann
TREFNY
Decathlon
400m
Country
Switzerland
Born
10 JAN 1966
Athlete code
14387051
Personal Bests
Decathlon
Result
7821
Date
07 JUL 1991
Score
1099
Decathlon
Result
7850
Date
15 JUN 1991
Score
1079
400 Metres
Result
48.06
Date
04 JUL 1987
Score
977
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