P · 17 seasons · 1926 – 1943 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1926 | BOS | 3 | -2.40 | #547 | #94,918 |
| 1927★ | BOS | 37 | -1.65 | #361 | #44,069 |
| 1928 | BOS | 35 | -3.00 | #782 | #108,508 |
| 1929 | BOS | 32 | -2.93 | #755 | #107,904 |
| 1930 | BOS | 36 | -3.14 | #726 | #109,462 |
| 1931 | BOS | 35 | -3.33 | #708 | #110,310 |
| 1932 | NYY | 29 | -3.13 | #867 | #109,411 |
| 1933 | NYY | 25 | -3.11 | #656 | #109,275 |
| 1934 | NYY | 22 | -2.70 | #665 | #104,794 |
| 1935 | BSN | 35 | -3.17 | #675 | #109,644 |
| 1936 | BSN | 37 | -3.67 | #671 | #111,080 |
| 1937 | BSN | 32 | -2.72 | #807 | #105,110 |
| 1938 | BSN | 29 | -3.57 | #830 | #110,939 |
| 1939 | BSN | 33 | -2.50 | #740 | #99,655 |
| 1940 | PIT | 35 | -2.32 | #691 | #89,483 |
| 1941 | WS1 | 5 | -2.09 | #507 | #63,458 |
| 1943 | BSN | 10 | -2.09 | #558 | #63,630 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1926 | BOS | 3 | -2.31 | #223 | #36,145 |
| 1927 | BOS | 34 | 0.53 | #102 | #16,260 |
| 1928 | BOS | 33 | -0.76 | #127 | #22,002 |
| 1929 | BOS | 32 | 3.99 | #51 | #7,123 |
| 1930 | BOS | 36 | 4.83 | #31 | #5,703 |
| 1931 | BOS | 35 | 2.10 | #58 | #11,269 |
| 1932 | NYY | 29 | 0.42 | #112 | #16,685 |
| 1933 | NYY | 25 | -4.09 | #251 | #49,888 |
| 1934 | NYY | 22 | -0.78 | #116 | #22,106 |
| 1935 | BSN | 35 | -1.15 | #138 | #24,251 |
| 1936★ | BSN | 37 | 9.31 | #10 | #1,462 |
| 1937 | BSN | 32 | 7.68 | #18 | #2,492 |
| 1938 | BSN | 29 | 7.52 | #20 | #2,610 |
| 1939 | BSN | 33 | 2.31 | #71 | #10,720 |
| 1940 | PIT | 35 | 0.72 | #104 | #15,573 |
| 1941 | WS1 | 5 | -3.00 | #309 | #45,110 |
| 1943 | BSN | 10 | -2.88 | #289 | #43,982 |
★ Best season by Z