Regular season and playoffs
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1975 | ATL | 11 | 255 | 115 | 45.1 | 1662 | 13 | 15 | 19 | 6.5 | 59.3 |
| 1976 | ATL | 5 | 120 | 57 | 47.5 | 677 | 2 | 9 | 18 | 5.6 | 39.5 |
| 1977 | ATL | 8 | 136 | 64 | 47.1 | 796 | 5 | 13 | 29 | 5.9 | 38.4 |
| 1978 | ATL | 16 | 424 | 213 | 50.2 | 2827 | 13 | 23 | 46 | 6.7 | 59.3 |
| 1979 | ATL | 14 | 380 | 204 | 53.7 | 2505 | 17 | 20 | 39 | 6.6 | 67.3 |
| 1980 | ATL | 17 | 496 | 275 | 55.4 | 3864 | 33 | 17 | 39 | 7.8 | 88.6 |
| 1981 | ATL | 16 | 533 | 297 | 55.7 | 3829 | 30 | 23 | 37 | 7.2 | 79.2 |
| 1982 | ATL | 10 | 285 | 175 | 61.4 | 2039 | 8 | 13 | 23 | 7.2 | 73.4 |
| 1983 | ATL | 14 | 432 | 274 | 63.4 | 3167 | 22 | 5 | 51 | 7.3 | 97.6 |
| 1984 | ATL | 11 | 269 | 181 | 67.3 | 2158 | 11 | 10 | 40 | 8.0 | 89.7 |
| 1985 | ATL | 5 | 111 | 69 | 62.2 | 738 | 5 | 1 | 18 | 6.6 | 92.8 |
| 1986 | LAR | 6 | 126 | 61 | 48.4 | 654 | 2 | 3 | 11 | 5.2 | 59.4 |