P · 6 seasons · 1970 – 1977 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1970 | NYY | 16 | -2.28 | #574 | #86,209 |
| 1971 | NYY | 31 | -2.82 | #778 | #106,585 |
| 1972 | NYY | 32 | -3.27 | #818 | #110,084 |
| 1973 | NYY | 14 | -2.31 | #459 | #88,838 |
| 1974★ | CLE | 20 | -2.25 | #476 | #81,775 |
| 1977 | ATL | 16 | -2.33 | #487 | #90,439 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1970 | NYY | 16 | 0.62 | #125 | #15,927 |
| 1971 | NYY | 31 | 4.11 | #49 | #6,911 |
| 1972★ | NYY | 32 | 5.38 | #32 | #4,912 |
| 1973 | NYY | 14 | -2.02 | #199 | #31,805 |
| 1974 | CLE | 20 | -2.17 | #225 | #33,978 |
| 1977 | ATL | 16 | -2.96 | #302 | #44,701 |
★ Best season by Z