Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1984 | KCR | 29 | 29 | 10 | 14 | 4.05 | 111 | 4 | 2 | 0 | 189.0 | 172 | 85 | 90 | 13 | 75 | 5 | 1.31 |
1985 | KCR | 29 | 28 | 14 | 10 | 4.06 | 99 | 0 | 0 | 0 | 177.1 | 160 | 80 | 88 | 14 | 77 | 5 | 1.34 |
1986 | KCR | 35 | 24 | 12 | 6 | 3.64 | 118 | 3 | 2 | 0 | 180.2 | 155 | 73 | 77 | 8 | 84 | 5 | 1.32 |
1987 | KCR | 35 | 35 | 13 | 18 | 3.98 | 166 | 10 | 2 | 0 | 241.2 | 231 | 107 | 114 | 18 | 120 | 6 | 1.45 |
1988 | KCR | 35 | 35 | 20 | 8 | 2.70 | 183 | 8 | 4 | 0 | 269.2 | 237 | 81 | 94 | 11 | 83 | 6 | 1.19 |
1989 | KCR | 36 | 36 | 15 | 11 | 3.04 | 173 | 8 | 2 | 0 | 255.0 | 252 | 86 | 100 | 10 | 63 | 5 | 1.24 |
1990 | KCR | 16 | 16 | 4 | 7 | 4.50 | 71 | 2 | 0 | 0 | 94.0 | 101 | 47 | 48 | 5 | 38 | 4 | 1.48 |
1991 | KCR | 26 | 26 | 9 | 12 | 5.68 | 89 | 0 | 0 | 0 | 133.0 | 168 | 84 | 90 | 10 | 42 | 6 | 1.58 |
1992 | KCR | 18 | 18 | 7 | 6 | 3.72 | 81 | 2 | 1 | 0 | 111.1 | 110 | 46 | 47 | 8 | 36 | 1 | 1.31 |
1993 | KCR | 49 | 6 | 5 | 8 | 4.66 | 80 | 0 | 0 | 2 | 104.1 | 128 | 54 | 61 | 2 | 43 | 2 | 1.64 |
1994 | KCR | 22 | 22 | 7 | 9 | 4.50 | 59 | 0 | 0 | 0 | 130.0 | 158 | 65 | 74 | 11 | 26 | 0 | 1.42 |
1995 | KCR | 33 | 33 | 12 | 14 | 3.75 | 81 | 3 | 2 | 0 | 213.1 | 222 | 89 | 97 | 21 | 62 | 6 | 1.33 |
1996 | KCR | 19 | 19 | 4 | 12 | 5.13 | 55 | 2 | 1 | 0 | 119.1 | 132 | 68 | 70 | 22 | 34 | 7 | 1.39 |
1997 | ANA | 2 | 2 | 0 | 1 | 25.07 | 5 | 0 | 0 | 0 | 4.2 | 13 | 13 | 13 | 2 | 3 | 0 | 3.43 |
| Career | 384 | 329 | 132 | 136 | 3.96 | 1,371 | 42 | 16 | 2 | 2223.1 | 2,239 | 978 | 1,063 | 155 | 786 | 58 | 1.36 |
Tigers 
Guardians 
Royals 
Twins 
White Sox 
TEX 
Phillies 
Mets 
Brewers 
Cubs 
Padres 
Dodgers 
Blue Jays 
Red Sox 
Astros 
Mariners 
AZ 
MIA 
STL 
LAA 
BAL 
WSH 
ATL 
COL 
