Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1972 | KCR | 5 | 5 | 3 | 1 | 1.58 | 31 | 3 | 0 | 0 | 40.0 | 28 | 7 | 9 | 1 | 8 | 0 | 0.90 |
1973 | KCR | 37 | 37 | 16 | 15 | 4.23 | 174 | 7 | 1 | 0 | 238.1 | 246 | 112 | 125 | 18 | 105 | 6 | 1.47 |
1974 | KCR | 38 | 38 | 22 | 14 | 3.39 | 198 | 20 | 3 | 0 | 292.1 | 284 | 110 | 118 | 14 | 92 | 9 | 1.29 |
1975 | KCR | 34 | 34 | 18 | 12 | 3.08 | 160 | 18 | 3 | 0 | 260.1 | 233 | 89 | 96 | 18 | 81 | 3 | 1.21 |
1976 | KCR | 13 | 13 | 3 | 3 | 4.40 | 29 | 1 | 0 | 0 | 71.2 | 58 | 35 | 42 | 7 | 49 | 3 | 1.49 |
1978 | KCR | 7 | 5 | 1 | 0 | 7.59 | 10 | 0 | 0 | 0 | 21.1 | 24 | 18 | 18 | 2 | 15 | 2 | 1.83 |
1979 | KCR | 22 | 12 | 6 | 6 | 3.63 | 45 | 4 | 0 | 0 | 94.1 | 71 | 38 | 45 | 10 | 64 | 0 | 1.43 |
1980 | KCR | 11 | 6 | 1 | 3 | 6.17 | 12 | 0 | 0 | 0 | 42.1 | 59 | 29 | 30 | 3 | 19 | 2 | 1.84 |
| Career | 167 | 150 | 70 | 54 | 3.72 | 659 | 53 | 7 | 0 | 1060.2 | 1,003 | 438 | 483 | 73 | 433 | 25 | 1.35 |
Guardians 
Tigers 
Royals 
Twins 
White Sox 
MIL 
Phillies 
Braves 
Cubs 
Dodgers 
Padres 
Yankees 
Orioles 
Astros 
Mariners 
PIT 
MIA 
WSH 
BOS 
TEX 
