| 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 |
| 1871 | Philadelphia Athletics | MLB | MLB | PH1 | - | 24 | 18 | 5 | 4.58 | 25 | 25 | 25 | 0 | 0 | 0 | 0 | 222.0 | 285 | 223 | 113 | 3 | 40 | 15 | 0 | 0 | 0 | 1.46 | 11.55 | 0.12 | 1.62 | 0.61 | 9.04 | 0.38 |
| 1872 | Philadelphia Athletics | MLB | MLB | PH1 | - | 25 | 30 | 14 | 3.01 | 47 | 47 | 47 | 1 | 0 | 0 | 0 | 419.0 | 513 | 349 | 140 | 3 | 26 | 44 | 0 | 0 | 0 | 1.29 | 11.02 | 0.06 | 0.56 | 0.95 | 7.50 | 1.69 |
| 1873 | Philadelphia Athletics | MLB | MLB | PH1 | - | 26 | 24 | 19 | 3.32 | 46 | 46 | 38 | 3 | 0 | 0 | 0 | 382.2 | 453 | 325 | 141 | 3 | 47 | 25 | 0 | 0 | 0 | 1.31 | 10.65 | 0.07 | 1.11 | 0.59 | 7.64 | 0.53 |
| 1874 | Philadelphia Athletics | MLB | MLB | PH1 | - | 27 | 33 | 22 | 2.55 | 55 | 55 | 55 | 0 | 0 | 0 | 0 | 487.0 | 514 | 344 | 138 | 5 | 29 | 10 | 0 | 0 | 0 | 1.11 | 9.50 | 0.09 | 0.54 | 0.18 | 6.36 | 0.34 |
| 1875 | Philadelphia Athletics | MLB | MLB | PH1 | - | 28 | 44 | 14 | 1.97 | 60 | 60 | 59 | 6 | 0 | 0 | 0 | 538.0 | 602 | 297 | 118 | 4 | 25 | 10 | 0 | 0 | 0 | 1.17 | 10.07 | 0.07 | 0.42 | 0.17 | 4.97 | 0.40 |
| 1876 | Boston Beaneaters | NL | MLB | - | 29 | 0 | 4 | 2.73 | 4 | 4 | 3 | 0 | 0 | 0 | 0 | 33.0 | 53 | 35 | 10 | 1 | 5 | 2 | 1 | 0 | 0 | 1.76 | 14.45 | 0.27 | 1.36 | 0.55 | 9.55 | 0.40 | |
| Tot: | MLB (6 yrs) | MLB | 149 | 78 | 2.85 | 237 | 237 | 227 | 10 | 0 | 0 | 0 | 2081.2 | 2420 | 1573 | 660 | 19 | 172 | 106 | 1 | 0 | 0 | 1.25 | 10.46 | 0.08 | 0.74 | 0.46 | 6.80 | 0.62 | ||||
| Tot: | NL (1 yrs) | NL | 0 | 4 | 2.73 | 4 | 4 | 3 | 0 | 0 | 0 | 0 | 33.0 | 53 | 35 | 10 | 1 | 5 | 2 | 1 | 0 | 0 | 1.76 | 14.45 | 0.27 | 1.36 | 0.55 | 9.55 | 0.40 | ||||
| Tot: | MLB (5 yrs) | MLB | 149 | 74 | 2.86 | 233 | 233 | 224 | 10 | 0 | 0 | 0 | 2048.2 | 2367 | 1538 | 650 | 18 | 167 | 104 | 0 | 0 | 0 | 1.24 | 10.40 | 0.08 | 0.73 | 0.46 | 6.76 | 0.62 | ||||
| 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 |
| 1871 | Philadelphia Athletics | MLB | MLB | PH1 | - | 24 | P | 25 | 132 | 36 | 31 | 3 | 0 | 0 | 17 | 4 | 0 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 34 | 139 | 3 | 28 | .235 | .273 | .258 | .531 | .106 | .023 | .000 | 5.04 | 0.72 | 0.14 | 0.00 | |
| 1872 | Philadelphia Athletics | MLB | MLB | PH1 | - | 25 | P | 47 | 258 | 57 | 74 | 6 | 1 | 0 | 37 | 2 | 1 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 82 | 261 | 7 | 67 | .287 | .295 | .318 | .613 | .047 | .031 | .000 | 1.15 | 0.77 | 0.67 | 0.00 | |
| 1873 | Philadelphia Athletics | MLB | MLB | PH1 | - | 26 | P | 49 | 253 | 41 | 71 | 6 | 0 | 0 | 41 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 77 | 255 | 6 | 65 | .281 | .286 | .304 | .590 | .032 | .023 | .000 | 0.78 | 0.00 | 0.00 | 0.00 | |
| 1874 | Philadelphia Athletics | MLB | MLB | PH1 | - | 27 | P | 55 | 263 | 30 | 57 | 7 | 1 | 0 | 34 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 66 | 264 | 8 | 49 | .217 | .220 | .251 | .471 | .042 | .034 | .000 | 0.38 | 1.89 | 5.00 | 0.00 | |
| 1875 | Philadelphia Athletics | MLB | MLB | PH1 | - | 28 | P | 60 | 270 | 42 | 73 | 9 | 0 | 0 | 45 | 2 | 1 | 4 | 5 | 0 | 0 | 0 | 0 | 0 | 82 | 274 | 9 | 64 | .270 | .281 | .304 | .585 | .052 | .034 | .000 | 1.46 | 1.82 | 1.25 | 0.00 | |
| 1876 | Boston Beaneaters | NL | MLB | - | 29 | P | 4 | 16 | 2 | 3 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 16 | 0 | 3 | .188 | .188 | .188 | .376 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| Tot: | MLB (6 yrs) | MLB | 240 | 1192 | 208 | 309 | 31 | 2 | 0 | 178 | 9 | 2 | 17 | 13 | 0 | 0 | 0 | 0 | 0 | 344 | 1209 | 33 | 276 | .259 | .270 | .289 | .558 | .049 | .029 | .262 | 1.41 | 1.08 | 0.76 | |||||||
| Tot: | NL (1 yrs) | NL | 4 | 16 | 2 | 3 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 16 | 0 | 3 | .188 | .188 | .188 | .375 | .000 | .000 | .188 | 0.00 | 0.00 | ||||||||
| Tot: | MLB (5 yrs) | MLB | 236 | 1176 | 206 | 306 | 31 | 2 | 0 | 174 | 9 | 2 | 17 | 13 | 0 | 0 | 0 | 0 | 0 | 341 | 1193 | 33 | 273 | .260 | .271 | .290 | .561 | .050 | .030 | .263 | 1.42 | 1.09 | 0.76 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 48 | 41 | 63 | 45 | 63 | 88 | .636 |