P · 15 seasons · 1901 – 1918 · B/T: B/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1901 | BRO | 46 | -2.06 | #183 | #59,501 |
| 1902 | BRO | 48 | -1.66 | #176 | #44,176 |
| 1903 | DET | 40 | -1.81 | #172 | #46,580 |
| 1904 | DET | 46 | -1.16 | #157 | #38,429 |
| 1905 | DET | 44 | -1.81 | #197 | #46,595 |
| 1906 | DET | 28 | -2.77 | #448 | #105,896 |
| 1907★ | DET | 37 | -0.13 | #144 | #31,104 |
| 1908 | DET | 30 | -2.73 | #443 | #105,256 |
| 1909 | DET | 22 | -2.20 | #357 | #77,795 |
| 1910 | DET | 26 | -2.69 | #613 | #104,489 |
| 1911 | DET | 24 | -1.34 | #250 | #40,067 |
| 1912 | DET | 6 | -2.31 | #615 | #88,516 |
| 1915 | NYY | 10 | -2.64 | #707 | #103,590 |
| 1916 | NYY | 1 | -2.35 | #420 | #91,886 |
| 1918 | DET | 2 | -2.12 | #358 | #68,055 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1901★ | BRO | 45 | 11.65 | #2 | #612 |
| 1902 | BRO | 35 | 7.30 | #13 | #2,810 |
| 1903 | DET | 35 | 6.74 | #14 | #3,320 |
| 1904 | DET | 34 | 2.04 | #37 | #11,457 |
| 1905 | DET | 34 | 2.69 | #33 | #9,774 |
| 1906 | DET | 25 | -2.21 | #122 | #34,714 |
| 1907 | DET | 32 | 6.12 | #15 | #4,004 |
| 1908 | DET | 29 | 4.18 | #26 | #6,785 |
| 1909 | DET | 21 | 2.20 | #50 | #10,993 |
| 1910 | DET | 26 | 3.83 | #32 | #7,441 |
| 1911 | DET | 20 | 1.35 | #57 | #13,486 |
| 1912 | DET | 3 | -1.16 | #104 | #24,303 |
| 1915 | NYY | 9 | -2.81 | #268 | #43,223 |
| 1916 | NYY | 1 | -2.49 | #157 | #38,800 |
| 1918 | DET | 2 | -1.74 | #132 | #28,598 |
★ Best season by Z