Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1966 | KCA | 18 | 17 | 12 | 1 | 2.06 | 98 | 5 | 0 | 1 | 127.0 | 95 | 29 | 32 | 6 | 47 | 0 | 1.12 |
1967 | KCA | 37 | 34 | 12 | 17 | 3.76 | 186 | 8 | 2 | 0 | 222.1 | 200 | 93 | 103 | 21 | 87 | 4 | 1.29 |
1968 | OAK | 34 | 33 | 13 | 13 | 2.28 | 169 | 12 | 6 | 0 | 228.2 | 185 | 58 | 63 | 18 | 55 | 3 | 1.05 |
1969 | OAK | 26 | 19 | 8 | 8 | 3.67 | 75 | 3 | 1 | 0 | 115.1 | 112 | 47 | 53 | 17 | 30 | 2 | 1.23 |
1970 | ATL | 34 | 33 | 13 | 9 | 4.07 | 153 | 6 | 2 | 0 | 212.1 | 211 | 96 | 105 | 22 | 90 | 5 | 1.42 |
1971 | ATL | 32 | 19 | 9 | 7 | 4.94 | 65 | 2 | 0 | 2 | 133.0 | 166 | 73 | 81 | 17 | 50 | 0 | 1.62 |
1972 | ATL | 11 | 4 | 1 | 1 | 5.46 | 10 | 0 | 0 | 1 | 31.1 | 35 | 19 | 20 | 2 | 25 | 0 | 1.91 |
1972 | PHI | 9 | 8 | 0 | 8 | 6.27 | 15 | 0 | 0 | 0 | 37.1 | 46 | 26 | 33 | 5 | 17 | 3 | 1.69 |
1972 | TOT | 20 | 12 | 1 | 9 | 5.90 | 25 | 0 | 0 | 1 | 68.2 | 81 | 45 | 53 | 7 | 42 | 3 | 1.79 |
| Career | 201 | 167 | 68 | 64 | 3.58 | 771 | 36 | 11 | 4 | 1107.1 | 1,050 | 441 | 490 | 108 | 401 | 17 | 1.31 |
Astros 
Mariners 
Rangers 
Athletics 
Angels 
CHC 
Phillies 
Braves 
Brewers 
Dodgers 
Padres 
Yankees 
Orioles 
Guardians 
Royals 
PIT 
MIA 
WSH 
BOS 
