C · 15 seasons · 1985 – 2000 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1985 | OAK | 16 | -2.08 | #433 | #62,476 |
| 1987 | ML4 | 10 | -2.48 | #872 | #98,776 |
| 1988 | ML4 | 40 | -1.61 | #373 | #43,318 |
| 1989 | ML4 | 62 | 0.49 | #264 | #27,980 |
| 1990 | ML4 | 74 | -3.06 | #1,010 | #108,959 |
| 1991 | NYM | 69 | -2.24 | #859 | #80,932 |
| 1992 | NYM | 68 | -1.68 | #411 | #44,425 |
| 1993 | NYM | 67 | -0.39 | #325 | #32,706 |
| 1994★ | ATL | 51 | 0.66 | #259 | #27,204 |
| 1995 | ATL | 67 | -0.42 | #320 | #32,875 |
| 1996 | TOR | 109 | 0.51 | #273 | #27,915 |
| 1997 | TOR | 69 | -1.46 | #411 | #41,492 |
| 1998 | CWS | 62 | -0.86 | #368 | #35,856 |
| 1999 | LAA | 27 | -3.18 | #1,199 | #109,705 |
| 2000 | MON | 9 | -2.08 | #581 | #62,473 |
★ Best season by Z