| Year | W-L | ERA | Games | GS | CG | SHO | IP | Hits | SO | BB |
| 1991 Tor | 0-0 | 2.45 | 3 | 1 | 0 | 0 | 7.1 | 5 | 3 | 3 |
| 1992 | 5-2 | 5.36 | 28 | 2 | 0 | 0 | 50.1 | 49 | 39 | 32 |
| 1993 | 19-9 | 3.87 | 34 | 32 | 3 | 0 | 216.1 | 215 | 122 | 74 |
| 1994 | 13-8 | 3.40 | 24 | 24 | 6 | 3 | 174.2 | 158 | 147 | 59 |
| 1995 | 10-14 | 5.11 | 30 | 30 | 2 | 0 | 200.2 | 236 | 135 | 90 |
| 1996 | 20-10 | 3.22 | 35 | 35 | 10 | 3 | 265.2 | 238 | 177 | 94 |
| 1997 | 15-10 | 3.68 | 35 | 35 | 9 | 3 | 264.0 | 253 | 160 | 71 |
| 1998 | 12-11 | 5.17 | 29 | 29 | 0 | 0 | 177.2 | 208 | 94 | 69 |
| 1999 | 11-12 | 4.79 | 34 | 34 | 1 | 0 | 199.0 | 225 | 118 | 65 |
| 2000 Stl. | 15-12 | 4.72 | 33 | 33 | 1 | 1 | 194.1 | 202 | 118 | 89 |
| 2001 Bal | 2-3 | 3.47 | 9 | 9 | 1 | 0 | 62.0 | 51 | 37 | 19 |
| 2002 |
0-4 |
7.77 |
4 |
4 |
0 |
0 |
22.0 |
31 |
11 |
10 |
| 2003 |
7-8, 1 save |
4.09 |
28 |
22 |
1 |
0 |
160.2 |
150 |
100 |
58 |
| 2004 Tor |
2-9 |
6.95 |
18 |
16 |
0 |
0 |
80.1 |
90 |
33 |
42 |
| Career |
131-112, 1sv |
4.32 |
344 |
306 |
34 |
10 |
2075.1 |
2111 |
1290 |
775 |
Postseason Stats
| Year | W-L | ERA | Games | GS | CG | SHO | IP | Hits | SO | BB |
| 1993 Tor | 1-1 | 7.00 | 2 | 2 | 0 | 0 | 9.0 | 14 | 9 | 5 |
| 2000 StL | 0-1 | 14.73 | 1 | 1 | 0 | 0 | 3.2 | 7 | 2 | 5 |