| 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 |
| 1877 | Boston Beaneaters | NL | MLB | - | 22 | 2 | 1 | 3.00 | 3 | 3 | 3 | 1 | 0 | 0 | 0 | 27.0 | 27 | 15 | 9 | 0 | 2 | 7 | 2 | 0 | 0 | 1.07 | 9.00 | 0.00 | 0.67 | 2.33 | 5.00 | 3.50 | |
| 1878 | Cincinnati Reds | NL | MLB | CIN | - | 23 | 30 | 21 | 1.79 | 52 | 52 | 52 | 5 | 0 | 0 | 0 | 468.0 | 477 | 249 | 93 | 1 | 45 | 169 | 40 | 0 | 0 | 1.12 | 9.17 | 0.02 | 0.87 | 3.25 | 4.79 | 3.76 |
| 1879 | Cincinnati Reds | NL | MLB | CIN | - | 24 | 43 | 31 | 1.99 | 76 | 75 | 75 | 4 | 1 | 1 | 0 | 680.0 | 676 | 404 | 150 | 10 | 68 | 232 | 49 | 0 | 0 | 1.09 | 8.95 | 0.13 | 0.90 | 3.07 | 5.35 | 3.41 |
| 1880 | Cincinnati Reds | NL | MLB | CIN | - | 25 | 18 | 42 | 2.14 | 62 | 62 | 58 | 3 | 0 | 0 | 0 | 517.1 | 550 | 323 | 123 | 9 | 56 | 161 | 35 | 0 | 0 | 1.17 | 9.57 | 0.16 | 0.97 | 2.80 | 5.62 | 2.88 |
| 1881 | Detroit Wolverines | NL | MLB | DTN | - | 26 | 0 | 2 | 5.00 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 18.0 | 24 | 18 | 10 | 0 | 2 | 5 | 1 | 0 | 0 | 1.44 | 12.00 | 0.00 | 1.00 | 2.50 | 9.00 | 2.50 |
| 1882 | Cincinnati Red Stockings | MLB | MLB | CN2 | - | 27 | 40 | 12 | 1.54 | 54 | 54 | 52 | 8 | 0 | 0 | 0 | 480.0 | 411 | 164 | 82 | 3 | 71 | 122 | 14 | 0 | 0 | 1.00 | 7.71 | 0.06 | 1.33 | 2.29 | 3.08 | 1.72 |
| 1883 | Cincinnati Red Stockings | MLB | MLB | CN2 | - | 28 | 43 | 22 | 2.09 | 65 | 64 | 64 | 6 | 1 | 1 | 0 | 577.0 | 473 | 255 | 134 | 16 | 104 | 141 | 0 | 0 | 0 | 1.00 | 7.38 | 0.25 | 1.62 | 2.20 | 3.98 | 1.36 |
| 1884 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 29 | 34 | 18 | 3.32 | 52 | 52 | 52 | 7 | 0 | 0 | 0 | 456.0 | 479 | 224 | 168 | 16 | 74 | 118 | 0 | 0 | 35 | 1.21 | 9.45 | 0.32 | 1.46 | 2.33 | 4.42 | 1.59 |
| 1885 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 30 | 18 | 15 | 3.53 | 34 | 34 | 33 | 2 | 0 | 0 | 0 | 293.1 | 295 | 169 | 115 | 9 | 64 | 80 | 25 | 0 | 27 | 1.22 | 9.05 | 0.28 | 1.96 | 2.45 | 5.19 | 1.25 |
| 1886 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 31 | 1 | 2 | 4.15 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 26.0 | 28 | 23 | 12 | 1 | 10 | 6 | 2 | 0 | 6 | 1.46 | 9.69 | 0.35 | 3.46 | 2.08 | 7.96 | 0.60 |
| Tot: | MLB (10 yrs) | MLB | 229 | 166 | 2.28 | 403 | 401 | 394 | 36 | 2 | 2 | 0 | 3542.2 | 3440 | 1844 | 896 | 65 | 496 | 1041 | 168 | 0 | 68 | 1.11 | 8.74 | 0.17 | 1.26 | 2.64 | 4.68 | 2.10 | ||||
| Tot: | NL (5 yrs) | NL | 93 | 97 | 2.03 | 195 | 194 | 190 | 13 | 1 | 1 | 0 | 1710.1 | 1754 | 1009 | 385 | 20 | 173 | 574 | 127 | 0 | 0 | 1.13 | 9.23 | 0.11 | 0.91 | 3.02 | 5.31 | 3.32 | ||||
| Tot: | MLB (5 yrs) | MLB | 136 | 69 | 2.51 | 208 | 207 | 204 | 23 | 1 | 1 | 0 | 1832.1 | 1686 | 835 | 511 | 45 | 323 | 467 | 41 | 0 | 68 | 1.10 | 8.28 | 0.22 | 1.59 | 2.29 | 4.10 | 1.45 | ||||
| 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 |
| 1877 | Boston Beaneaters | NL | MLB | - | 22 | P | 3 | 15 | 4 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 15 | 0 | 3 | .200 | .200 | .200 | .400 | .000 | .000 | .000 | 0.00 | 6.67 | 0.00 | 0.00 | ||
| 1878 | Cincinnati Reds | NL | MLB | CIN | - | 23 | P | 52 | 197 | 15 | 28 | 1 | 1 | 0 | 9 | 0 | 0 | 8 | 41 | 0 | 0 | 0 | 0 | 0 | 31 | 205 | 2 | 26 | .142 | .176 | .157 | .333 | .000 | .015 | .000 | 3.90 | 20.00 | 5.13 | 0.00 | |
| 1879 | Cincinnati Reds | NL | MLB | CIN | - | 24 | P | 76 | 294 | 28 | 40 | 6 | 0 | 0 | 17 | 0 | 0 | 6 | 56 | 0 | 0 | 0 | 0 | 0 | 46 | 300 | 6 | 34 | .136 | .153 | .156 | .309 | .000 | .020 | .000 | 2.00 | 18.67 | 9.33 | 0.00 | |
| 1880 | Cincinnati Reds | NL | MLB | CIN | - | 25 | P | 62 | 207 | 16 | 35 | 7 | 1 | 0 | 14 | 0 | 0 | 6 | 29 | 0 | 0 | 0 | 0 | 0 | 44 | 213 | 8 | 27 | .169 | .192 | .213 | .405 | .000 | .044 | .000 | 2.82 | 13.62 | 4.83 | 0.00 | |
| 1881 | Detroit Wolverines | NL | MLB | DTN | - | 26 | P | 2 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 14.29 | 0.00 | 0.00 | |
| 1882 | Cincinnati Red Stockings | MLB | MLB | CN2 | - | 27 | P | 54 | 207 | 28 | 55 | 4 | 0 | 0 | 25 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 59 | 212 | 4 | 51 | .266 | .283 | .285 | .568 | .000 | .019 | .000 | 2.36 | 0.00 | 0.00 | 0.00 | |
| 1883 | Cincinnati Red Stockings | MLB | MLB | CN2 | - | 28 | P | 65 | 240 | 38 | 54 | 4 | 3 | 0 | 23 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 64 | 256 | 7 | 47 | .225 | .273 | .267 | .540 | .000 | .042 | .000 | 6.25 | 0.00 | 0.00 | 0.00 | |
| 1884 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 29 | P | 52 | 184 | 28 | 35 | 1 | 2 | 1 | 11 | 0 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 43 | 195 | 4 | 31 | .190 | .236 | .234 | .470 | .000 | .044 | .000 | 5.13 | 0.00 | 0.00 | 184.00 | |
| 1885 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 30 | P | 34 | 118 | 9 | 20 | 5 | 0 | 0 | 10 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 122 | 5 | 15 | .169 | .197 | .212 | .409 | .000 | .043 | .000 | 3.28 | 0.00 | 0.00 | 0.00 | |
| 1886 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 31 | P | 3 | 9 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 0 | 1 | .111 | .200 | .111 | .311 | .000 | .000 | .000 | 10.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (10 yrs) | MLB | 403 | 1478 | 167 | 271 | 28 | 7 | 1 | 111 | 0 | 0 | 56 | 128 | 1 | 0 | 0 | 0 | 0 | 316 | 1535 | 36 | 235 | .183 | .214 | .214 | .427 | .068 | .030 | .200 | 3.65 | 8.34 | 2.29 | 1,478.00 | ||||||
| Tot: | NL (5 yrs) | NL | 195 | 720 | 63 | 106 | 14 | 2 | 0 | 41 | 0 | 0 | 20 | 128 | 0 | 0 | 0 | 0 | 0 | 124 | 740 | 16 | 90 | .147 | .170 | .172 | .342 | .053 | .025 | .179 | 2.70 | 17.30 | 6.40 | |||||||
| Tot: | MLB (5 yrs) | MLB | 208 | 758 | 104 | 165 | 14 | 5 | 1 | 70 | 0 | 0 | 36 | 0 | 1 | 0 | 0 | 0 | 0 | 192 | 795 | 20 | 145 | .218 | .254 | .253 | .507 | .083 | .036 | .217 | 4.53 | 0.00 | 0.00 | 758.00 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 44 | 64 | 63 | 54 | 63 | 74 | .550 |