Regular season and playoffs
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1967 | MIN | 13 | 214 | 102 | 47.7 | 1386 | 8 | 17 | 23 | 6.5 | 48.2 |
| 1968 | MIN | 15 | 292 | 155 | 53.1 | 1982 | 12 | 19 | 34 | 6.8 | 61.2 |
| 1969 | MIN | 16 | 294 | 155 | 52.7 | 2274 | 20 | 17 | 34 | 7.7 | 76.8 |
| 1970 | NE | 11 | 219 | 98 | 44.7 | 1104 | 3 | 17 | 27 | 5.0 | 32.6 |