| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1893 | Washington Nationals | NL | MLB | WSN | - | 21 | 2 | 8 | 8.22 | 11 | 11 | 7 | 0 | 0 | 0 | 0 | 69.0 | 111 | 82 | 63 | 4 | 32 | 12 | 2 | 0 | 0 | 2.07 | 14.48 | 0.52 | 4.17 | 1.57 | 10.70 | 0.38 |
| 1894 | Washington Nationals | NL | MLB | WSN | - | 22 | 5 | 9 | 5.06 | 18 | 14 | 11 | 0 | 4 | 4 | 0 | 117.1 | 176 | 115 | 66 | 10 | 42 | 10 | 6 | 0 | 0 | 1.86 | 13.50 | 0.77 | 3.22 | 0.77 | 8.82 | 0.24 |
| 1895 | Washington Nationals | NL | MLB | WSN | - | 23 | 6 | 11 | 6.09 | 20 | 17 | 11 | 0 | 3 | 3 | 1 | 136.0 | 199 | 143 | 92 | 7 | 52 | 23 | 1 | 0 | 0 | 1.85 | 13.17 | 0.46 | 3.44 | 1.52 | 9.46 | 0.44 |
| 1895 | Boston Beaneaters | NL | MLB | - | 23 | 2 | 2 | 5.87 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | 23.0 | 31 | 22 | 15 | 2 | 8 | 2 | 1 | 0 | 0 | 1.70 | 12.13 | 0.78 | 3.13 | 0.78 | 8.61 | 0.25 | |
| 1896 | Baltimore Orioles | NL | MLB | BLN | - | 24 | 0 | 1 | 16.20 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1.2 | 4 | 4 | 3 | 0 | 2 | 1 | 0 | 0 | 0 | 3.60 | 21.60 | 0.00 | 10.80 | 5.40 | 21.60 | 0.50 |
| Tot: | MLB (4 yrs) | MLB | 15 | 31 | 6.20 | 54 | 46 | 30 | 0 | 8 | 8 | 1 | 347.0 | 521 | 366 | 239 | 23 | 136 | 48 | 10 | 0 | 0 | 1.89 | 13.51 | 0.60 | 3.53 | 1.24 | 9.49 | 0.35 | ||||
| Tot: | NL (4 yrs) | NL | 15 | 31 | 6.20 | 54 | 46 | 30 | 0 | 8 | 8 | 1 | 347.0 | 521 | 366 | 239 | 23 | 136 | 48 | 10 | 0 | 0 | 1.89 | 13.51 | 0.60 | 3.53 | 1.24 | 9.49 | 0.35 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1893 | Washington Nationals | NL | MLB | WSN | - | 21 | P | 12 | 40 | 7 | 12 | 0 | 2 | 0 | 6 | 1 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 16 | 42 | 2 | 10 | .300 | .333 | .400 | .733 | .000 | .100 | .000 | 4.76 | 4.76 | 1.00 | 0.00 | |
| 1894 | Washington Nationals | NL | MLB | WSN | - | 22 | P | 24 | 71 | 10 | 23 | 1 | 0 | 0 | 6 | 2 | 0 | 2 | 5 | 1 | 0 | 0 | 0 | 0 | 24 | 74 | 1 | 22 | .324 | .351 | .338 | .689 | .000 | .014 | .000 | 2.70 | 6.76 | 2.50 | 0.00 | |
| 1895 | Washington Nationals | NL | MLB | WSN | - | 23 | P | 25 | 74 | 12 | 23 | 4 | 2 | 0 | 15 | 1 | 0 | 3 | 8 | 0 | 1 | 0 | 0 | 0 | 31 | 78 | 6 | 17 | .311 | .338 | .419 | .757 | .000 | .108 | .000 | 3.85 | 10.26 | 2.67 | 0.00 | |
| 1895 | Boston Beaneaters | NL | MLB | - | 23 | P-1B | 5 | 15 | 3 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 16 | 0 | 4 | .267 | .313 | .267 | .580 | .000 | .000 | .000 | 6.25 | 12.50 | 2.00 | 0.00 | ||
| 1896 | Baltimore Orioles | NL | MLB | BLN | - | 24 | P | 2 | 3 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | .333 | .333 | 1.000 | 1.333 | .000 | .667 | .000 | 0.00 | 33.33 | 0.00 | 0.00 | |
| Tot: | MLB (4 yrs) | MLB | 68 | 203 | 33 | 63 | 5 | 5 | 0 | 28 | 4 | 0 | 8 | 18 | 1 | 1 | 0 | 0 | 0 | 78 | 213 | 10 | 53 | .310 | .340 | .384 | .724 | .133 | .074 | .341 | 3.76 | 8.45 | 2.25 | |||||||
| Tot: | NL (4 yrs) | NL | 68 | 203 | 33 | 63 | 5 | 5 | 0 | 28 | 4 | 0 | 8 | 18 | 1 | 1 | 0 | 0 | 0 | 78 | 213 | 10 | 53 | .310 | .340 | .384 | .724 | .133 | .074 | .341 | 3.76 | 8.45 | 2.25 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 13 | 59 | 15 | 17 | 15 | 45 | .445 |