Regular season
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1964 | LAR | 11 | 223 | 108 | 48.4 | 1533 | 9 | 15 | 42 | 6.9 | 56.5 |
| 1965 | LAR | 10 | 267 | 144 | 53.9 | 1701 | 10 | 14 | 30 | 6.4 | 64.2 |
| 1966 | LAR | 5 | 50 | 30 | 60.0 | 284 | 2 | 1 | 6 | 5.7 | 80.8 |
| 1967 | LAR | 5 | 10 | 5 | 50.0 | 38 | 1 | 2 | 1 | 3.8 | 53.3 |
| 1968 | DET | 12 | 329 | 181 | 55.0 | 2311 | 15 | 8 | 39 | 7.0 | 82.3 |
| 1969 | DET | 8 | 166 | 84 | 50.6 | 1062 | 7 | 8 | 12 | 6.4 | 64.9 |
| 1970 | DET | 8 | 158 | 84 | 53.2 | 1049 | 10 | 7 | 10 | 6.6 | 76.7 |
| 1971 | DET | 4 | 38 | 21 | 55.3 | 216 | 1 | 1 | 1 | 5.7 | 69.6 |
| 1972 | DET | 2 | 35 | 20 | 57.1 | 194 | 1 | 1 | 1 | 5.5 | 70.4 |
| 1973 | DET | 10 | 187 | 95 | 50.8 | 1129 | 9 | 8 | 14 | 6.0 | 67.8 |
| 1974 | DET | 11 | 292 | 166 | 56.8 | 1874 | 8 | 7 | 24 | 6.4 | 75.3 |
| 1975 | DET | 5 | 109 | 65 | 59.6 | 626 | 5 | 2 | 8 | 5.7 | 83.4 |
| 1976 | SEA | 5 | 37 | 20 | 54.1 | 295 | 1 | 3 | 3 | 8.0 | 55.6 |
| 1977 | LAC | 4 | 31 | 20 | 64.5 | 225 | 1 | 1 | 1 | 7.3 | 83.4 |
| 1978 | BUF | 4 | 43 | 24 | 55.8 | 328 | 4 | 2 | 0 | 7.6 | 92.0 |
| 1979 | BUF | 3 | 7 | 3 | 42.9 | 31 | 0 | 0 | 0 | 4.4 | 56.2 |