Sport-specific career totals from the active profile tables, with VAL shown whenever the sport has a value file.
| Season | Age | Team | GP | G | GS | W | L | SV | IP | SO | BB | H | ER | HR | ERA | WHIP | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1974 | 21 | CWS | 2 | 2 | 0 | 0 | 0 | 0 | 2.0 | 2 | 2 | 7 | 6 | 0 | 27.00 | 4.50 | — |
| 1976 | 23 | CWS | 35 | 35 | 14 | 5 | 9 | 3 | 141.2 | 81 | 46 | 136 | 68 | 13 | 4.32 | 1.28 | 7.4 |
| 1977 | 24 | CWS | 33 | 33 | 31 | 14 | 7 | 0 | 231.1 | 119 | 58 | 241 | 106 | 22 | 4.12 | 1.29 | 8.8 |
| 1978 | 25 | CWS | 33 | 33 | 32 | 9 | 15 | 0 | 195.2 | 79 | 85 | 180 | 88 | 13 | 4.05 | 1.35 | 6.8 |
| 1979 | 26 | CWS | 15 | 15 | 15 | 8 | 3 | 0 | 94.2 | 28 | 33 | 88 | 38 | 9 | 3.61 | 1.28 | 4 |
| 1980 | 27 | CWS | 3 | 3 | 3 | 1 | 1 | 0 | 16.1 | 2 | 8 | 21 | 9 | 4 | 4.96 | 1.78 | — |
| 1981 | 28 | CWS | 8 | 8 | 7 | 1 | 3 | 0 | 36.1 | 12 | 14 | 45 | 16 | 3 | 3.96 | 1.62 | 1.1 |
Gave the Chicago White Sox an entire corpus-attributed career — 8 seasons (1974–1981), one crest. The rarest loyalty in the sport.