P · 13 seasons · 1978 – 1990 · B/T: L/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1978 | ATL | 15 | -3.07 | #877 | #109,055 |
| 1979 | ATL | 13 | -2.29 | #684 | #87,513 |
| 1980 | ATL | 30 | -2.81 | #883 | #106,541 |
| 1981 | ATL | 6 | -2.51 | #829 | #100,092 |
| 1982 | ATL | 47 | -2.59 | #860 | #102,345 |
| 1983 | PIT | 35 | -3.30 | #943 | #110,206 |
| 1984 | PIT | 36 | -3.32 | #925 | #110,276 |
| 1985 | PIT | 32 | -2.76 | #895 | #105,796 |
| 1986 | PIT | 50 | -2.67 | #898 | #104,114 |
| 1987 | ATL | 9 | -2.31 | #768 | #89,027 |
| 1988 | STL | 45 | -2.30 | #813 | #87,891 |
| 1989 | PHI | 49 | -2.69 | #946 | #104,629 |
| 1990★ | KC | 13 | -2.19 | #504 | #75,986 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1978 | ATL | 15 | 1.41 | #99 | #13,295 |
| 1979 | ATL | 13 | -2.30 | #252 | #35,945 |
| 1980 | ATL | 30 | -1.27 | #201 | #25,043 |
| 1981 | ATL | 6 | -0.40 | #153 | #20,234 |
| 1982 | PIT | 46 | 2.18 | #96 | #11,065 |
| 1983★ | PIT | 35 | 7.58 | #17 | #2,567 |
| 1984 | PIT | 34 | 5.11 | #42 | #5,303 |
| 1985 | PIT | 30 | -2.50 | #292 | #39,057 |
| 1986 | PIT | 49 | -2.44 | #297 | #38,119 |
| 1987 | ATL | 9 | -2.79 | #332 | #42,953 |
| 1988 | STL | 42 | 0.26 | #156 | #17,296 |
| 1989 | PHI | 48 | -1.06 | #201 | #23,704 |
| 1990 | KC | 13 | -3.13 | #435 | #46,061 |
★ Best season by Z