| John Olson | 1978-1979 | |
| Year | AVG | G | AB | R | H | 2B | 3B | HR | RBI | SLG | BB | HP | K | OBP | SAC | SB | CS | PO | A | E | FLD |
| 1978 | .105 | 26 | 57 | 4 | 6 | 1 | 1 | 0 | 7 | .158 | 5 | 0 | 25 | .177 | 1 | 2 | 24 | 6 | 5 | .857 | |
| 1979 | .000 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | 0 | 0 | 0 | .000 | 0 | 0 | 3 | 8 | 4 | .733 | |
| Career | .105 | 35 | 57 | 4 | 6 | 1 | 1 | 0 | 7 | .158 | 5 | 0 | 25 | .177 | 1 | 2 | 27 | 14 | 9 | .820 |
| Year | ERA | W-L | G | GS | Sv | IP | H | R | ER | BB | K |
| 1978 | 7.14 | 4-6 | 12 | 51.2 | 78 | 59 | 41 | 12 | 20 | ||
| 1979 | 8.79 | 1-6 | 9 | 42.0 | 60 | 53 | 41 | 37 | 21 | ||
| Career | 7.88 | 5-12 | 21 | 93.2 | 138 | 112 | 82 | 49 | 41 |