P · 5 seasons · 1955 – 1960 · B/T: L/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1955★ | NYY | 10 | -2.16 | #382 | #73,054 |
| 1956 | NYY | 29 | -2.81 | #524 | #106,458 |
| 1957 | KC1 | 19 | -2.53 | #473 | #100,464 |
| 1959 | KC1 | 32 | -2.73 | #527 | #105,289 |
| 1960 | BAL | 5 | -2.26 | #365 | #83,643 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1955 | NYY | 10 | -2.55 | #181 | #39,733 |
| 1956★ | NYY | 29 | -0.82 | #113 | #22,338 |
| 1957 | KC1 | 19 | -4.43 | #244 | #50,386 |
| 1959 | KC1 | 32 | -1.21 | #116 | #24,605 |
| 1960 | BAL | 5 | -3.29 | #212 | #47,194 |
★ Best season by Z