RF · 8 seasons · 1969 – 1976 · B/T: L/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1969 | NYY | 28 | -2.22 | #581 | #79,114 |
| 1970★ | NYY | 87 | 0.57 | #209 | #27,636 |
| 1971 | NYY | 49 | -2.06 | #404 | #59,498 |
| 1972 | CWS | 44 | -1.78 | #364 | #46,182 |
| 1973 | MON | 49 | -0.58 | #270 | #33,890 |
| 1974 | MON | 25 | -2.05 | #402 | #56,769 |
| 1975 | MON | 44 | -1.73 | #346 | #45,315 |
| 1976 | MON | 65 | -1.41 | #311 | #40,815 |
★ Best season by Z