Jack Aker
Batting
Baseball Reference Page
| Team | Year | Adj IP | W | L | BB | SO | ERA | RPG | Runs | Tot | R/IP | TE |
| KC1 | 1964 | 15.3 | 0 | 1 | 10 | 7 | 8.82 | -0.311 | 3.8 | 3.5 | 0.252 | 0.217 |
| KC1 | 1965 | 50.4 | 4 | 3 | 18 | 26 | 3.16 | -0.337 | 27.3 | 26.3 | 0.542 | 0.492 |
| KC1 | 1966 | 107.9 | 8 | 4 | 28 | 68 | 1.99 | -0.127 | 58.8 | 58.0 | 0.545 | 0.506 |
| KC1 | 1967 | 90.1 | 3 | 8 | 32 | 65 | 4.30 | -0.078 | 42.8 | 42.6 | 0.476 | 0.456 |
| OAK | 1968 | 75.7 | 4 | 4 | 33 | 44 | 4.10 | -0.151 | 33.2 | 32.8 | 0.438 | 0.421 |
| SE1 | 1969 | 18.0 | 0 | 2 | 13 | 7 | 7.56 | 0.955 | 6.1 | 6.4 | 0.337 | 0.348 |
| NYA | 1969 | 64.6 | 8 | 4 | 22 | 40 | 2.06 | -0.065 | 34.5 | 34.3 | 0.534 | 0.511 |
| NYA | 1970 | 68.3 | 4 | 2 | 20 | 36 | 2.06 | -0.321 | 39.2 | 37.3 | 0.574 | 0.505 |
| NYA | 1971 | 54.5 | 4 | 4 | 26 | 24 | 2.59 | -0.694 | 27.5 | 26.1 | 0.504 | 0.462 |
| NYA | 1972 | 5.8 | 0 | 0 | 3 | 1 | 3.00 | | 2.3 | 2.4 | 0.406 | 0.409 |
| CHN | 1972 | 67.3 | 6 | 6 | 23 | 36 | 2.96 | -0.203 | 34.9 | 34.5 | 0.519 | 0.498 |
| CHN | 1973 | 65.3 | 4 | 5 | 23 | 25 | 4.10 | -0.364 | 28.6 | 27.8 | 0.439 | 0.411 |
| ATL | 1974 | 16.5 | 0 | 1 | 9 | 7 | 3.78 | -1.023 | 6.1 | 5.8 | 0.372 | 0.344 |
| NYN | 1974 | 39.3 | 2 | 1 | 14 | 18 | 3.48 | 2.549 | 17.1 | 18.0 | 0.435 | 0.453 |