Regular season
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | MIN | 4 | 6 | 2 | 33.3 | 18 | 0 | 1 | 0 | 3.0 | 2.8 |
| 1988 | MIN | 3 | 15 | 7 | 46.7 | 90 | 0 | 0 | 3 | 6.0 | 66.0 |
| 1990 | MIN | 14 | 349 | 182 | 52.1 | 2278 | 16 | 16 | 34 | 6.5 | 68.9 |
| 1991 | MIN | 15 | 354 | 211 | 59.6 | 2166 | 12 | 6 | 19 | 6.1 | 81.5 |
| 1992 | MIN | 12 | 279 | 159 | 57.0 | 1905 | 12 | 13 | 25 | 6.8 | 72.9 |
| 1993 | WAS | 8 | 125 | 74 | 59.2 | 704 | 3 | 7 | 16 | 5.6 | 59.5 |
| 1995 | KC | 2 | 11 | 7 | 63.6 | 57 | 0 | 0 | 0 | 5.2 | 76.7 |
| 1996 | KC | 4 | 90 | 54 | 60.0 | 491 | 6 | 1 | 5 | 5.5 | 92.4 |
| 1997 | KC | 9 | 175 | 98 | 56.0 | 1144 | 7 | 4 | 13 | 6.5 | 79.8 |
| 1998 | KC | 12 | 354 | 206 | 58.2 | 2305 | 10 | 6 | 25 | 6.5 | 80.1 |
| 1999 | LV | 16 | 515 | 304 | 59.0 | 3840 | 24 | 14 | 49 | 7.5 | 86.5 |
| 2000 | OAK | 16 | 473 | 284 | 60.0 | 3430 | 28 | 11 | 28 | 7.3 | 92.4 |
| 2001 | OAK | 16 | 549 | 361 | 65.8 | 3828 | 27 | 9 | 27 | 7.0 | 95.5 |
| 2002 | OAK | 16 | 618 | 418 | 67.6 | 4689 | 26 | 10 | 36 | 7.6 | 97.3 |
| 2003 | LV | 7 | 224 | 124 | 55.4 | 1270 | 6 | 4 | 17 | 5.7 | 73.3 |
| 2004 | LV | 3 | 68 | 41 | 60.3 | 524 | 3 | 2 | 5 | 7.7 | 86.9 |