P · 7 seasons · 1968 – 1975 · B/T: B/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1968 | BAL | 1 | -2.26 | #385 | #83,591 |
| 1969★ | BAL | 2 | -2.17 | #497 | #74,430 |
| 1970 | BAL | 4 | -2.24 | #491 | #80,889 |
| 1972 | NYY | 30 | -2.47 | #711 | #98,587 |
| 1973 | NYY | 19 | -2.31 | #459 | #88,838 |
| 1974 | CLE | 39 | -2.25 | #476 | #81,775 |
| 1975 | CLE | 20 | -2.32 | #470 | #89,490 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1968 | BAL | 1 | -2.70 | #225 | #41,840 |
| 1969 | BAL | 2 | -2.28 | #238 | #35,676 |
| 1970 | BAL | 4 | -2.79 | #292 | #42,993 |
| 1972 | NYY | 29 | -0.79 | #154 | #22,153 |
| 1973★ | NYY | 19 | 2.44 | #79 | #10,374 |
| 1974 | CLE | 38 | -0.60 | #144 | #21,212 |
| 1975 | CLE | 19 | -4.28 | #334 | #50,183 |
★ Best season by Z