Yearly RecordS = Statistics D = Draft Picks R = Rosters O = Organizational Rosters Box = Boxscores
| 1990 | Midw | Northern | S - R | 49 | 87 | .360 | 29.0 | 6 | BAL | Mike Young | dnq | | 1989 | Midw | Northern | S - R | 66 | 68 | .493 | 20.0 | 4 | SEA | Tommy Jones | dnq | | 1988 | Midw | Northern | S - R | 52 | 88 | .371 | 32.0 | 7 | SEA | Rick Sweet | dnq | | 1987 | Midw | Northern | S - R | 57 | 83 | .407 | 25.0 | 4 | SEA | Bobby Cuellar | dnq | | 1986 | Midw | Northern | S - R | 73 | 66 | .525 | 12.5 | 2 | SEA | Bobby Cuellar | dnq | | 1985 | Midw | Northern | S - R | 52 | 85 | .380 | 32.0 | 4 | SEA | Greg Mahlberg | dnq | | 1984 | Midw | Northern | S - R | 70 | 66 | .515 | 17.0 | 4 | SEA | Greg Mahlberg | dnq | | 1983 | Midw | Northern | S - R | 55 | 83 | .399 | 32.5 | 4 | SEA | R.J. Harrison | dnq | | 1982 | Midw | Northern | S - R | 55 | 84 | .396 | 32.0 | 4 | SEA | R.J. Harrison | dnq | | 1981 | Midw | Northern | S - R | 84 | 48 | .636 | - | 1 | SEA | Bill Plummer | League Champions | | 1980 | Midw | Northern | S - R | 57 | 82 | .410 | 28.0 | 4 | - | Orlando Martinez | dnq | | 1979 | Midw | Northern | S - R | 69 | 61 | .531 | 9.5 | 2 | - | Tom Robson | Lost in Semi-Finals | | 1978 | Midw | Northern | S - R | 55 | 81 | .404 | 41.5 | 4 | NYM | Dan Monzon | dnq |
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