P · 14 seasons · 1979 – 1993 · B/T: R/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1979 | CIN | 3 | -2.29 | #466 | #87,086 |
| 1980 | CIN | 36 | -2.53 | #835 | #100,644 |
| 1981 | CIN | 7 | -2.60 | #847 | #102,456 |
| 1982 | CIN | 36 | -2.77 | #883 | #105,929 |
| 1984 | KC | 23 | -2.28 | #520 | #85,717 |
| 1985 | KC | 33 | -2.24 | #482 | #81,339 |
| 1986 | KC | 35 | -2.31 | #503 | #89,036 |
| 1987 | KC | 35 | -2.28 | #490 | #85,052 |
| 1988 | KC | 35 | -2.22 | #479 | #78,807 |
| 1989 | KC | 33 | -2.25 | #520 | #82,566 |
| 1990 | ATL | 24 | -2.52 | #955 | #100,298 |
| 1991 | ATL | 36 | -3.91 | #1,034 | #111,248 |
| 1992 | ATL | 32 | -3.02 | #989 | #108,695 |
| 1993★ | TEX | 26 | -2.18 | #553 | #74,941 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1979 | CIN | 3 | -2.27 | #247 | #35,551 |
| 1980 | CIN | 36 | -1.03 | #190 | #23,532 |
| 1981 | CIN | 7 | -2.37 | #258 | #37,034 |
| 1982 | CIN | 36 | -3.72 | #351 | #49,104 |
| 1984 | KC | 23 | 0.74 | #138 | #15,519 |
| 1985 | KC | 33 | 6.93 | #23 | #3,158 |
| 1986 | KC | 35 | 2.64 | #80 | #9,886 |
| 1987★ | KC | 35 | 7.17 | #25 | #2,916 |
| 1988 | KC | 35 | 4.67 | #57 | #5,967 |
| 1989 | KC | 33 | -4.25 | #441 | #50,139 |
| 1990 | ATL | 24 | 3.63 | #76 | #7,817 |
| 1991 | ATL | 36 | 6.63 | #36 | #3,456 |
| 1992 | ATL | 32 | 4.84 | #51 | #5,686 |
| 1993 | TEX | 26 | 0.57 | #152 | #16,129 |
★ Best season by Z