| Year | Club | W | L | PCT | GB | Manager | Attendence | ||
|---|---|---|---|---|---|---|---|---|---|
| 1990 | Burlington | 78 | 59 | .569 | 11.5 | Jim Saul | Stats | ||
| 1989 | Burlington | 60 | 77 | .438 | 27.5 | Jim Saul | Stats | ||
| 1988 | Burlington | 60 | 80 | .429 | 27 | Grady Little/Rick Albert | Stats | ||
| 1962 | Cedar Rapids | 58 | 66 | .468 | 15.5 | Ken Blackman | Stats | ||
| 1961 | Davenport | 68 | 56 | .548 | 6 | Alex Monchak | Stats | ||
| 1960 | Davenport | 55 | 65 | .458 | 24 | Travis Jackson | Stats | ||
| 1952 | Danville | 87 | 40 | .685 | - | Frederick Minnis | Stats | ||
| 1948 | Mount Vernon | 52 | 66 | .441 | 32 | Frank Crespi | Stats | ||
| 1947 | Mount Vernon | 49 | 63 | .438 | 26 | Otto Huber | Stats |
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