Regular season and playoffs
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1957 | PHI | 10 | 70 | 33 | 47.1 | 470 | 5 | 8 | 0 | 6.7 | 53.6 |
| 1958 | PHI | 12 | 22 | 12 | 54.5 | 259 | 0 | 1 | 0 | 11.8 | 77.7 |
| 1959 | PHI | 12 | 5 | 3 | 60.0 | 27 | 1 | 0 | 0 | 5.4 | 114.2 |
| 1960 | PHI | 12 | 44 | 24 | 54.5 | 486 | 5 | 1 | 5 | 11.0 | 122.0 |
| 1961 | PHI | 14 | 416 | 235 | 56.5 | 3723 | 32 | 24 | 28 | 8.9 | 88.1 |
| 1962 | PHI | 14 | 366 | 196 | 53.6 | 3261 | 22 | 26 | 21 | 8.9 | 74.3 |
| 1963 | PHI | 9 | 184 | 99 | 53.8 | 1413 | 11 | 13 | 13 | 7.7 | 69.4 |
| 1964 | WAS | 14 | 385 | 207 | 53.8 | 2934 | 24 | 13 | 38 | 7.6 | 85.4 |
| 1965 | WAS | 13 | 356 | 190 | 53.4 | 2367 | 15 | 16 | 29 | 6.6 | 69.6 |
| 1966 | WAS | 14 | 436 | 254 | 58.3 | 3209 | 28 | 19 | 26 | 7.4 | 84.5 |
| 1967 | WAS | 14 | 508 | 288 | 56.7 | 3747 | 31 | 16 | 19 | 7.4 | 87.3 |
| 1968 | WAS | 12 | 292 | 167 | 57.2 | 1980 | 17 | 11 | 21 | 6.8 | 81.7 |
| 1969 | WAS | 14 | 442 | 274 | 62.0 | 3102 | 22 | 15 | 40 | 7.0 | 85.4 |
| 1970 | WAS | 14 | 337 | 202 | 59.9 | 2354 | 23 | 10 | 25 | 7.0 | 91.5 |
| 1971 | WAS | 5 | 28 | 16 | 57.1 | 170 | 0 | 2 | 1 | 6.1 | 45.2 |
| 1972 | WAS | 7 | 59 | 39 | 66.1 | 633 | 2 | 4 | 2 | 10.7 | 84.9 |
| 1973 | WAS | 14 | 145 | 87 | 60.0 | 904 | 6 | 5 | 16 | 6.2 | 77.5 |
| 1974 | WAS | 15 | 179 | 113 | 63.1 | 1263 | 11 | 8 | 11 | 7.1 | 86.0 |