| Yr | Tm | W | L | WLP | G | GS | CG | IP | SHO | SV | ERA | H | BB | R | ER | HR | IBB | SO | HBP | BK | WP | BFP | WHIP | RAIP | SOBB | SOIP | | 1977 | SEA | 0 | 0 | 0 | 1 | 0 | 0 | 1.1 | 0 | 0 | 27.00 | 5 | 0 | 4 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 8 | 3.750 | 3.750 | 0 | .750 | | 1978 | SEA | 4 | 8 | .333 | 20 | 17 | 4 | 107.0 | 0 | 0 | 4.37 | 97 | 39 | 58 | 52 | 15 | 0 | 87 | 6 | 1 | 4 | 457 | 1.271 | 1.327 | 2.231 | .813 | | 1979 | SEA | 7 | 7 | .500 | 47 | 7 | 1 | 123.2 | 0 | 14 | 4.22 | 114 | 60 | 58 | 58 | 13 | 8 | 74 | 2 | 0 | 10 | 529 | 1.407 | 1.423 | 1.233 | .598 | | 1980 | SEA | 3 | 6 | .333 | 45 | 4 | 0 | 90.2 | 0 | 2 | 6.85 | 124 | 50 | 74 | 69 | 15 | 14 | 41 | 2 | 0 | 3 | 439 | 1.919 | 1.941 | .820 | .452 | | 1983 | CAL | 2 | 4 | .333 | 16 | 7 | 0 | 55.2 | 0 | 0 | 5.17 | 63 | 22 | 32 | 32 | 3 | 3 | 45 | 2 | 0 | 0 | 250 | 1.527 | 1.563 | 2.045 | .808 | | Total | | 16 | 25 | .390 | 129 | 35 | 5 | 378.1 | 0 | 16 | 5.12 | 403 | 171 | 226 | 215 | 47 | 25 | 248 | 12 | 1 | 17 | 1683 | 1.518 | 1.550 | 1.450 | .656 | | GrandTot | | 16 | 25 | .390 | 129 | 35 | 5 | 378.1 | 0 | 16 | 5.12 | 403 | 171 | 226 | 215 | 47 | 25 | 248 | 12 | 1 | 17 | 1683 | 1.518 | 1.550 | 1.450 | .656 | | CAL | | 2 | 4 | .333 | 16 | 7 | 0 | 55.2 | 0 | 0 | 5.22 | 63 | 22 | 32 | 32 | 3 | 3 | 45 | 2 | 0 | 0 | 250 | 1.540 | 1.576 | 2.045 | .815 | | SEA | | 14 | 21 | .400 | 113 | 28 | 5 | 322.2 | 0 | 16 | 5.11 | 340 | 149 | 194 | 183 | 44 | 22 | 203 | 10 | 1 | 17 | 1433 | 1.518 | 1.549 | 1.362 | .630 |
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| The Daily Diamond