Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1972 | ATL | 37 | 18 | 5 | 8 | 3.67 | 96 | 3 | 0 | 2 | 144.2 | 122 | 59 | 68 | 16 | 60 | 2 | 1.26 |
1973 | ATL | 39 | 20 | 8 | 7 | 3.87 | 124 | 4 | 2 | 2 | 186.0 | 179 | 80 | 91 | 24 | 66 | 0 | 1.32 |
1974 | PHI | 44 | 27 | 11 | 16 | 3.72 | 109 | 5 | 0 | 1 | 203.1 | 202 | 84 | 91 | 17 | 98 | 4 | 1.48 |
1975 | PHI | 46 | 6 | 4 | 4 | 5.24 | 69 | 1 | 0 | 0 | 92.2 | 88 | 54 | 55 | 6 | 40 | 1 | 1.38 |
1976 | PHI | 35 | 0 | 1 | 0 | 2.90 | 43 | 0 | 0 | 3 | 49.2 | 44 | 16 | 18 | 4 | 16 | 2 | 1.21 |
1977 | MIN | 52 | 7 | 8 | 7 | 4.41 | 77 | 0 | 0 | 3 | 134.2 | 131 | 66 | 74 | 16 | 61 | 6 | 1.43 |
1978 | CWS | 30 | 7 | 3 | 5 | 4.30 | 39 | 0 | 0 | 0 | 81.2 | 76 | 39 | 50 | 10 | 39 | 7 | 1.41 |
1979 | CWS | 8 | 1 | 0 | 1 | 7.32 | 6 | 0 | 0 | 0 | 19.2 | 19 | 16 | 16 | 3 | 13 | 2 | 1.63 |
| Career | 291 | 86 | 40 | 48 | 4.08 | 563 | 13 | 2 | 11 | 912.1 | 861 | 414 | 463 | 96 | 393 | 24 | 1.37 |
Phillies 
Braves 
Mets 
Nationals 
Marlins 
CHC 
Brewers 
Dodgers 
Padres 
Yankees 
Orioles 
Guardians 
Royals 
Astros 
Mariners 
MIN 
STL 
LAA 
CWS 
COL 
TBR 
