P · 10 seasons · 1986 – 1996 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1986 | MON | 12 | -2.26 | #478 | #83,355 |
| 1987 | MON | 45 | -2.44 | #853 | #96,881 |
| 1988 | MON | 61 | -2.22 | #479 | #78,807 |
| 1989 | PHI | 72 | -2.41 | #872 | #95,447 |
| 1990 | PHI | 67 | -2.40 | #919 | #94,809 |
| 1991 | ATL | 18 | -2.14 | #497 | #70,857 |
| 1992 | OAK | 66 | -2.19 | #525 | #76,349 |
| 1993 | COL | 40 | -2.42 | #998 | #96,143 |
| 1995★ | STL | 59 | -2.07 | #522 | #60,456 |
| 1996 | STL | 51 | -2.15 | #923 | #72,500 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1986 | MON | 12 | -2.50 | #307 | #38,969 |
| 1987 | MON | 45 | 1.25 | #131 | #13,818 |
| 1988 | MON | 61 | 3.64 | #72 | #7,797 |
| 1989★ | PHI | 72 | 3.98 | #75 | #7,138 |
| 1990 | PHI | 67 | -1.73 | #277 | #28,526 |
| 1991 | ATL | 18 | -3.03 | #413 | #45,342 |
| 1992 | OAK | 66 | 2.16 | #97 | #11,099 |
| 1993 | COL | 40 | -2.21 | #348 | #34,617 |
| 1995 | STL | 59 | 1.57 | #135 | #12,825 |
| 1996 | STL | 51 | 0.36 | #185 | #16,916 |
★ Best season by Z