P · 10 seasons · 1973 – 1982 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | LAD | 4 | -2.34 | #630 | #91,611 |
| 1974 | LAD | 4 | -2.25 | #476 | #81,775 |
| 1975 | CHC | 6 | -2.32 | #470 | #89,490 |
| 1976★ | STL | 26 | -2.09 | #389 | #63,257 |
| 1977 | ATL | 18 | -2.71 | #846 | #104,975 |
| 1978 | ATL | 38 | -2.63 | #842 | #103,224 |
| 1979 | ATL | 32 | -2.55 | #799 | #101,323 |
| 1980 | PIT | 27 | -2.32 | #722 | #89,818 |
| 1981 | PIT | 25 | -2.57 | #841 | #101,869 |
| 1982 | PIT | 18 | -2.45 | #825 | #97,680 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | LAD | 4 | -2.85 | #278 | #43,663 |
| 1974 | LAD | 4 | -1.88 | #200 | #30,000 |
| 1975 | CHC | 6 | -2.52 | #251 | #39,361 |
| 1976 | STL | 26 | -3.21 | #276 | #46,643 |
| 1977 | ATL | 18 | -1.96 | #215 | #31,062 |
| 1978 | ATL | 37 | -0.84 | #177 | #22,451 |
| 1979 | ATL | 31 | 1.56 | #110 | #12,881 |
| 1980 | PIT | 26 | 0.71 | #130 | #15,629 |
| 1981★ | PIT | 22 | 2.26 | #84 | #10,836 |
| 1982 | PIT | 17 | -4.25 | #364 | #50,139 |
★ Best season by Z