P · 10 seasons · 1901 – 1911 · B/T: B/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1901 | PIT | 42 | -1.79 | #167 | #46,222 |
| 1902★ | PIT | 44 | -0.07 | #128 | #30,801 |
| 1903 | NYY | 40 | -1.22 | #150 | #38,998 |
| 1904 | BOS | 45 | -2.66 | #235 | #103,976 |
| 1905 | BOS | 37 | -1.22 | #171 | #38,993 |
| 1906 | BOS | 31 | -1.51 | #206 | #42,025 |
| 1907 | BOS | 21 | -2.42 | #291 | #95,953 |
| 1908 | WS1 | 27 | -2.20 | #274 | #77,359 |
| 1909 | WS1 | 16 | -2.47 | #513 | #98,141 |
| 1911 | CIN | 1 | -2.20 | #475 | #77,614 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1901★ | PIT | 32 | 8.39 | #9 | #1,980 |
| 1902 | PIT | 26 | 6.87 | #16 | #3,223 |
| 1903 | NYY | 32 | 1.61 | #36 | #12,715 |
| 1904 | BOS | 33 | 4.54 | #16 | #6,183 |
| 1905 | BOS | 37 | 4.14 | #24 | #6,869 |
| 1906 | BOS | 27 | -0.38 | #69 | #20,144 |
| 1907 | BOS | 18 | 0.23 | #64 | #17,441 |
| 1908 | WS1 | 11 | -3.58 | #193 | #48,647 |
| 1909 | WS1 | 3 | -2.03 | #144 | #32,014 |
| 1911 | CIN | 1 | -2.27 | #190 | #35,630 |
★ Best season by Z