P · 7 seasons · 1986 – 1992 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1986 | DET | 33 | -2.31 | #503 | #89,036 |
| 1987 | DET | 55 | -2.28 | #490 | #85,052 |
| 1988 | DET | 23 | -2.22 | #479 | #78,807 |
| 1989 | CWS | 25 | -2.25 | #520 | #82,566 |
| 1990 | CWS | 25 | -2.19 | #504 | #75,986 |
| 1991★ | CLE | 25 | -2.14 | #497 | #70,857 |
| 1992 | DET | 17 | -2.19 | #525 | #76,349 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1986 | DET | 33 | 3.08 | #71 | #8,886 |
| 1987 | DET | 55 | 0.73 | #150 | #15,533 |
| 1988 | DET | 23 | -0.23 | #168 | #19,427 |
| 1989 | CWS | 25 | 1.56 | #125 | #12,877 |
| 1990★ | CWS | 25 | 4.36 | #58 | #6,461 |
| 1991 | CLE | 25 | -1.43 | #249 | #26,088 |
| 1992 | DET | 17 | -2.40 | #314 | #37,511 |
★ Best season by Z