P · 16 seasons · 1982 – 2000 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1982 | ML4 | 4 | -2.23 | #491 | #80,397 |
| 1986 | CLE | 11 | -2.31 | #503 | #89,036 |
| 1987 | CLE | 49 | -2.28 | #490 | #85,052 |
| 1988 | CLE | 51 | -2.22 | #479 | #78,807 |
| 1989 | CLE | 59 | -2.25 | #520 | #82,566 |
| 1990 | CLE | 66 | -2.19 | #504 | #75,986 |
| 1991 | CLE | 36 | -2.14 | #497 | #70,857 |
| 1992 | HOU | 80 | -2.32 | #861 | #89,849 |
| 1993 | HOU | 71 | -2.18 | #553 | #74,941 |
| 1994 | PHI | 47 | -2.14 | #470 | #70,378 |
| 1995 | BAL | 52 | -2.13 | #547 | #69,819 |
| 1996★ | CHC | 52 | -2.12 | #560 | #66,648 |
| 1997 | ML4 | 75 | -2.16 | #573 | #73,572 |
| 1998 | MIL | 69 | -2.20 | #914 | #77,548 |
| 1999 | OAK | 70 | -2.15 | #602 | #71,788 |
| 2000 | OAK | 54 | -2.15 | #628 | #71,437 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1982 | ML4 | 4 | -2.99 | #306 | #44,960 |
| 1986 | CLE | 11 | -1.62 | #222 | #27,562 |
| 1987 | CLE | 49 | 2.92 | #82 | #9,221 |
| 1988 | CLE | 51 | 7.91 | #14 | #2,319 |
| 1989 | CLE | 59 | 7.10 | #24 | #2,984 |
| 1990 | CLE | 66 | 9.00 | #15 | #1,618 |
| 1991 | CLE | 36 | -1.64 | #263 | #27,726 |
| 1992★ | HOU | 80 | 10.74 | #5 | #870 |
| 1993 | HOU | 71 | 2.73 | #93 | #9,673 |
| 1994 | PHI | 47 | 7.20 | #19 | #2,893 |
| 1995 | BAL | 52 | 1.71 | #130 | #12,420 |
| 1996 | CHC | 52 | 1.08 | #151 | #14,356 |
| 1997 | ML4 | 75 | 9.55 | #15 | #1,339 |
| 1998 | MIL | 69 | 1.71 | #130 | #12,411 |
| 1999 | OAK | 70 | 3.78 | #84 | #7,524 |
| 2000 | OAK | 54 | 0.83 | #188 | #15,197 |
★ Best season by Z