Regular season and playoffs
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1978 | TB | 10 | 194 | 73 | 37.6 | 1170 | 7 | 8 | 6 | 6.0 | 53.4 |
| 1979 | TB | 18 | 425 | 175 | 41.2 | 2592 | 19 | 26 | 7 | 6.1 | 51.2 |
| 1980 | TB | 16 | 521 | 254 | 48.8 | 3396 | 20 | 16 | 23 | 6.5 | 69.9 |
| 1981 | TB | 17 | 500 | 248 | 49.6 | 3750 | 19 | 18 | 22 | 7.5 | 72.3 |
| 1982 | TB | 10 | 335 | 172 | 51.3 | 2184 | 10 | 14 | 11 | 6.5 | 64.6 |
| 1986 | WAS | 1 | 1 | 0 | 0.0 | 0 | 0 | 0 | 0 | 0.0 | 39.6 |
| 1987 | WAS | 8 | 227 | 122 | 53.7 | 1822 | 18 | 7 | 9 | 8.0 | 93.9 |
| 1988 | WAS | 11 | 380 | 213 | 56.1 | 2609 | 15 | 12 | 10 | 6.9 | 77.4 |
| 1989 | WAS | 4 | 93 | 51 | 54.8 | 585 | 1 | 3 | 2 | 6.3 | 64.1 |