Quarterbacks are ranked according to DYAR, or Defense-adjusted Yards Above Replacement. This gives the value of the quarterback's performance compared to replacement level, adjusted for situation and opponent and then translated into yardage. DYAR (and its cousin, YAR, which isn't adjusted based on opponent) is further explained here.
The other statistic given is DVOA, or Defense-adjusted Value Over Average. This number represents value, per play, over an average quarterback in the same game situations. The more positive the DVOA rating, the better the player's performance. Negative DVOA represents below-average offense. DVOA (and its cousin, VOA, which isn't adjusted based on opponent) is further explained here.
The simple version: DYAR means a quarterback with more total value. DVOA means a quarterback with more value per play.
Effective Yards, listed in red, translate DVOA into a yards per attempt figure. This provides an easy comparison: in general, players with more Effective Yards than standard yards played better than standard stats would otherwise indicate, while players with fewer Effective Yards than standard yards played worse than standard stats would otherwise indicate. Effective Yards are not the best way to measure total value because they are more dependent on usage than DYAR.
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| D.Marino | MIA | 1,022 | 1 | 982 | 4 | 17.5% | 7 | 16.3% | 582 | 3,818 | 4,266 | 16 | 3 | 4 | 11 | 58.5% |
| M.Brunell | JAC | 998 | 2 | 1,031 | 1 | 22.1% | 5 | 23.2% | 469 | 3,207 | 3,774 | 18 | 2 | 1 | 7 | 61.3% |
| S.Young | SF | 967 | 3 | 996 | 2 | 28.1% | 2 | 29.3% | 394 | 2,794 | 3,296 | 19 | 4 | 0 | 6 | 68.5% |
| B.Favre | GB | 936 | 4 | 984 | 3 | 14.5% | 9 | 15.8% | 552 | 3,866 | 4,217 | 35 | 4 | 3 | 16 | 59.4% |
| B.Johnson | MIN | 837 | 5 | 724 | 8 | 15.9% | 8 | 12.2% | 481 | 2,991 | 3,648 | 20 | 3 | 1 | 12 | 61.4% |
| B.Esiason | CIN | 819 | 6 | 832 | 5 | 53.6% | 1 | 54.6% | 197 | 1,507 | 2,134 | 13 | 1 | 0 | 2 | 63.4% |
| J.Elway | DEN | 739 | 7 | 831 | 6 | 10.2% | 10 | 12.8% | 550 | 3,648 | 3,798 | 27 | 1 | 7 | 11 | 56.7% |
| C.Chandler | ATL | 725 | 8 | 627 | 10 | 20.2% | 6 | 16.0% | 391 | 2,471 | 2,856 | 20 | 3 | 5 | 7 | 59.2% |
| W.Moon | SEA | 719 | 9 | 680 | 9 | 9.3% | 12 | 8.2% | 570 | 3,642 | 3,812 | 25 | 4 | 3 | 16 | 59.5% |
| D.Bledsoe | NE | 660 | 10 | 725 | 7 | 7.3% | 13 | 9.1% | 560 | 3,533 | 3,775 | 28 | 3 | 1 | 14 | 60.4% |
| J.George | OAK | 516 | 11 | 607 | 11 | 3.6% | 15 | 6.2% | 586 | 3,540 | 3,511 | 29 | 3 | 3 | 8 | 56.3% |
| G.Frerotte | WAS | 429 | 12 | 430 | 12 | 4.9% | 14 | 5.0% | 437 | 2,682 | 2,730 | 17 | 4 | 1 | 12 | 51.0% |
| T.Aikman | DAL | 411 | 13 | 326 | 14 | 0.4% | 19 | -2.0% | 559 | 3,139 | 3,433 | 19 | 1 | 4 | 12 | 57.0% |
| T.Dilfer | TB | 346 | 14 | 297 | 17 | 1.5% | 16 | -0.3% | 427 | 2,506 | 2,663 | 21 | 6 | 1 | 11 | 56.8% |
| K.Stewart | PIT | 339 | 15 | 385 | 13 | 0.9% | 18 | 2.6% | 460 | 2,902 | 2,716 | 21 | 2 | 1 | 17 | 54.0% |
| E.Kramer | CHI | 337 | 16 | 282 | 18 | -0.7% | 21 | -2.4% | 511 | 2,981 | 3,050 | 14 | 3 | 5 | 14 | 57.8% |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| P.Justin | IND | 331 | 17 | 313 | 16 | 25.9% | 3 | 23.8% | 152 | 1,028 | 1,163 | 5 | 0 | 1 | 3 | 59.7% |
| E.Grbac | KC | 255 | 18 | 318 | 15 | 1.0% | 17 | 4.0% | 333 | 1,828 | 2,035 | 11 | 1 | 0 | 5 | 57.9% |
| J.Harbaugh | IND | 232 | 19 | 228 | 22 | 0.0% | 20 | -0.2% | 352 | 1,816 | 1,989 | 10 | 1 | 2 | 4 | 62.2% |
| G.Foley | NYJ | 221 | 20 | 278 | 19 | 25.6% | 4 | 35.1% | 100 | 691 | 784 | 3 | 0 | 1 | 1 | 59.6% |
| S.Mitchell | DET | 221 | 21 | 227 | 23 | -4.6% | 25 | -4.4% | 551 | 3,192 | 3,033 | 19 | 9 | 4 | 13 | 58.6% |
| S.Beuerlein | CAR | 215 | 22 | 229 | 21 | 9.5% | 11 | 10.9% | 173 | 974 | 1,137 | 6 | 0 | 1 | 2 | 58.6% |
| T.Banks | STL | 182 | 23 | 106 | 27 | -5.5% | 26 | -7.8% | 542 | 3,049 | 2,833 | 14 | 5 | 5 | 13 | 52.2% |
| V.Testaverde | BAL | 158 | 24 | 223 | 24 | -6.2% | 28 | -4.2% | 498 | 2,912 | 2,806 | 18 | 7 | 3 | 13 | 57.8% |
| S.McNair | TEN | 156 | 25 | 233 | 20 | -5.5% | 27 | -2.7% | 453 | 2,643 | 2,444 | 14 | 8 | 4 | 12 | 52.6% |
| R.Gannon | KC | 115 | 26 | 159 | 26 | -1.8% | 22 | 1.7% | 194 | 1,174 | 1,156 | 7 | 2 | 3 | 3 | 56.6% |
| D.Brown | NYG | 99 | 27 | 88 | 29 | -2.9% | 24 | -3.8% | 199 | 1,043 | 1,102 | 5 | 0 | 1 | 3 | 52.5% |
| E.Zeier | BAL | 68 | 28 | 166 | 25 | -2.6% | 23 | 9.8% | 135 | 880 | 731 | 7 | 0 | 2 | 1 | 57.8% |
| T.Detmer | PHI | 47 | 29 | 34 | 31 | -8.2% | 29 | -9.0% | 264 | 1,479 | 1,368 | 7 | 5 | 1 | 6 | 55.6% |
| J.Blake | CIN | 40 | 30 | 38 | 30 | -9.3% | 30 | -9.4% | 361 | 2,003 | 1,851 | 8 | 2 | 4 | 7 | 58.4% |
| B.Hoying | PHI | 13 | 31 | -37 | 35 | -10.3% | 32 | -13.5% | 254 | 1,456 | 1,270 | 11 | 2 | 5 | 6 | 57.1% |
| B.Tolliver | ATL | 9 | 32 | -13 | 33 | -10.0% | 31 | -12.9% | 133 | 589 | 636 | 5 | 6 | 0 | 1 | 55.7% |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| K.Graham | ARI | -25 | 33 | 20 | 32 | -12.6% | 33 | -9.9% | 269 | 1,348 | 1,292 | 4 | 1 | 4 | 4 | 52.2% |
| N.O'Donnell | NYJ | -50 | 34 | 88 | 28 | -12.7% | 34 | -8.3% | 514 | 2,658 | 2,446 | 17 | 3 | 6 | 7 | 56.8% |
| R.Peete | PHI | -51 | 35 | -27 | 34 | -17.1% | 36 | -14.3% | 134 | 786 | 619 | 4 | 3 | 2 | 4 | 59.1% |
| J.Hostetler | WAS | -74 | 36 | -170 | 38 | -18.6% | 38 | -28.2% | 157 | 890 | 698 | 5 | 1 | 1 | 9 | 54.9% |
| B.Hobert | BUF | -75 | 37 | -108 | 37 | -18.3% | 37 | -21.4% | 168 | 991 | 743 | 6 | 2 | 1 | 10 | 49.4% |
| D.Kanell | NYG | -75 | 38 | -84 | 36 | -15.0% | 35 | -15.5% | 325 | 1,727 | 1,459 | 11 | 2 | 4 | 8 | 53.6% |
| J.Plummer | ARI | -213 | 39 | -278 | 40 | -21.3% | 39 | -24.4% | 352 | 1,986 | 1,402 | 15 | 1 | 5 | 14 | 53.8% |
| D.Wuerffel | NO | -272 | 40 | -303 | 41 | -52.8% | 45 | -57.5% | 113 | 470 | 156 | 4 | 1 | 1 | 7 | 46.2% |
| A.Van Pelt | BUF | -315 | 41 | -361 | 42 | -49.1% | 44 | -54.5% | 133 | 775 | 241 | 2 | 2 | 1 | 10 | 49.2% |
| S.Humphries | SD | -319 | 42 | -191 | 39 | -31.4% | 41 | -23.3% | 247 | 1,339 | 833 | 5 | 2 | 5 | 6 | 54.0% |
| R.Mirer | CHI | -420 | 43 | -454 | 44 | -64.7% | 47 | -69.1% | 121 | 329 | 59 | 0 | 2 | 2 | 5 | 51.5% |
| K.Collins | CAR | -500 | 44 | -638 | 47 | -30.0% | 40 | -35.2% | 412 | 1,942 | 1,452 | 11 | 4 | 4 | 20 | 53.2% |
| C.Whelihan | SD | -505 | 45 | -512 | 45 | -42.2% | 43 | -42.6% | 263 | 1,187 | 621 | 6 | 3 | 3 | 10 | 49.8% |
| H.Shuler | NO | -574 | 46 | -568 | 46 | -54.8% | 46 | -54.4% | 229 | 1,176 | 277 | 2 | 2 | 4 | 14 | 52.7% |
| T.Collins | BUF | -581 | 47 | -436 | 43 | -32.1% | 42 | -26.9% | 438 | 2,267 | 1,456 | 12 | 6 | 2 | 13 | 55.1% |
| Player | Team | DYAR | YAR | DVOA | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| R.Johnson | JAC | 108 | 104 | 40.9% | 38.8% | 34 | 315 | 314 | 2 | 0 | 0 | 1 | 78.6% |
| S.Matthews | JAC | 107 | 69 | 30.4% | 15.7% | 42 | 274 | 353 | 0 | 0 | 1 | 0 | 65.0% |
| J.Kitna | SEA | 67 | 117 | 10.8% | 27.1% | 48 | 347 | 337 | 1 | 1 | 0 | 2 | 70.5% |
| M.Tomczak | PIT | 62 | 82 | 30.4% | 44.1% | 24 | 185 | 204 | 1 | 0 | 0 | 2 | 66.7% |
| B.Brister | DEN | 7 | 11 | 1.9% | 9.7% | 10 | 55 | 53 | 0 | 0 | 0 | 0 | 66.7% |
| M.Rypien | STL | -6 | -22 | -13.6% | -19.8% | 41 | 267 | 192 | 0 | 0 | 0 | 2 | 48.7% |
| J.Garrett | DAL | -18 | -30 | -30.8% | -44.5% | 16 | 38 | 49 | 0 | 0 | 0 | 0 | 71.4% |
| W.Wilson | DAL | -20 | -35 | -23.2% | -32.2% | 27 | 99 | 106 | 0 | 0 | 0 | 0 | 57.1% |
| R.Cunningham | MIN | -50 | -115 | -19.7% | -30.7% | 95 | 446 | 395 | 6 | 3 | 1 | 4 | 50.6% |
| S.Bono | GB | -52 | -56 | -103.9% | -111.9% | 11 | 14 | -26 | 0 | 0 | 1 | 0 | 50.0% |
| C.Erickson | MIA | -56 | -63 | -41.7% | -45.3% | 32 | 131 | 71 | 0 | 2 | 0 | 1 | 46.4% |
| F.Reich | DET | -58 | -72 | -41.9% | -49.5% | 30 | 121 | 72 | 0 | 0 | 0 | 2 | 36.7% |
| Player | Team | DYAR | YAR | DVOA | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| S.Stenstrom | CHI | -79 | -85 | -79.2% | -84.4% | 17 | 61 | -14 | 0 | 0 | 1 | 1 | 57.1% |
| S.Walsh | TB | -85 | -99 | -83.6% | -95.8% | 18 | 58 | -21 | 0 | 1 | 0 | 1 | 35.3% |
| T.Philcox | SD | -92 | -126 | -55.7% | -72.4% | 36 | 139 | 41 | 0 | 2 | 0 | 1 | 59.3% |
| T.Graziani | ATL | -111 | -112 | -90.2% | -90.8% | 24 | 34 | -38 | 0 | 0 | 0 | 1 | 30.4% |
| S.Case | ARI | -119 | -165 | -44.1% | -56.9% | 65 | 245 | 128 | 0 | 1 | 2 | 1 | 52.7% |
| J.Brohm | SF | -127 | -122 | -77.2% | -74.7% | 29 | 126 | -18 | 0 | 2 | 1 | 1 | 66.7% |
| J.Friesz | SEA | -127 | -134 | -67.0% | -70.1% | 38 | 125 | 10 | 0 | 1 | 0 | 2 | 42.9% |
| J.Everett | SD | -132 | -152 | -42.3% | -47.1% | 80 | 419 | 171 | 1 | 2 | 0 | 4 | 48.0% |
| D.Nussmeier | NO | -226 | -219 | -107.6% | -104.5% | 40 | 144 | -117 | 0 | 0 | 1 | 3 | 56.3% |
| J.Druckenmiller | SF | -258 | -257 | -87.5% | -87.4% | 57 | 203 | -79 | 1 | 0 | 0 | 4 | 40.4% |
| K.Holcomb | IND | -396 | -354 | -82.1% | -74.4% | 89 | 451 | -90 | 1 | 1 | 3 | 7 | 61.6% |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Runs | Yards | EYds | TD | FUM |
| S.McNair | TEN | 172 | 1 | 173 | 1 | 21.5% | 9 | 21.8% | 87 | 677 | 768 | 8 | 5 |
| K.Stewart | PIT | 142 | 2 | 142 | 2 | 16.9% | 11 | 17.0% | 79 | 486 | 707 | 11 | 3 |
| M.Brunell | JAC | 90 | 3 | 88 | 3 | 37.4% | 4 | 35.7% | 37 | 264 | 345 | 2 | 2 |
| E.Grbac | KC | 83 | 4 | 81 | 5 | 61.5% | 1 | 59.5% | 21 | 178 | 277 | 1 | 0 |
| J.Blake | CIN | 77 | 5 | 83 | 4 | 26.1% | 7 | 29.0% | 39 | 240 | 327 | 3 | 1 |
| R.Gannon | KC | 57 | 6 | 48 | 8 | 38.4% | 3 | 30.5% | 23 | 130 | 215 | 2 | 0 |
| T.Dilfer | TB | 49 | 7 | 46 | 9 | 44.5% | 2 | 41.3% | 17 | 111 | 178 | 1 | 0 |
| S.Young | SF | 48 | 8 | 57 | 6 | 15.3% | 13 | 20.6% | 35 | 212 | 239 | 3 | 0 |
| J.Plummer | ARI | 45 | 9 | 48 | 7 | 11.8% | 16 | 13.9% | 36 | 220 | 238 | 2 | 0 |
| B.Johnson | MIN | 36 | 10 | 40 | 10 | 12.8% | 14 | 15.1% | 24 | 149 | 191 | 0 | 0 |
| N.O'Donnell | NYJ | 31 | 11 | 30 | 11 | 26.6% | 6 | 26.0% | 16 | 83 | 130 | 1 | 0 |
| J.Harbaugh | IND | 30 | 12 | 28 | 13 | 7.5% | 17 | 5.9% | 33 | 209 | 182 | 0 | 1 |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Runs | Yards | EYds | TD | FUM |
| D.Bledsoe | NE | 27 | 13 | 25 | 15 | 12.7% | 15 | 10.5% | 17 | 63 | 141 | 0 | 0 |
| R.Cunningham | MIN | 27 | 14 | 26 | 14 | 23.3% | 8 | 22.8% | 15 | 137 | 117 | 0 | 0 |
| B.Favre | GB | 26 | 15 | 28 | 12 | 0.7% | 19 | 1.5% | 36 | 210 | 212 | 1 | 1 |
| J.Elway | DEN | 18 | 16 | 15 | 17 | -2.4% | 22 | -4.0% | 36 | 217 | 180 | 1 | 3 |
| W.Moon | SEA | 18 | 17 | 17 | 16 | 33.7% | 5 | 30.8% | 8 | 48 | 69 | 1 | 0 |
| T.Detmer | PHI | 16 | 18 | 15 | 20 | 18.6% | 10 | 16.7% | 9 | 49 | 74 | 1 | 0 |
| K.Collins | CAR | 13 | 19 | 15 | 19 | 4.9% | 18 | 7.4% | 14 | 72 | 86 | 1 | 0 |
| D.Brown | NYG | 12 | 20 | 13 | 22 | 15.4% | 12 | 15.0% | 9 | 36 | 64 | 1 | 0 |
| V.Testaverde | BAL | 12 | 21 | 13 | 21 | -3.4% | 24 | -1.6% | 24 | 144 | 116 | 0 | 1 |
| C.Chandler | ATL | 10 | 22 | 15 | 18 | -5.4% | 26 | -2.3% | 29 | 163 | 135 | 0 | 1 |
| R.Mirer | CHI | 8 | 23 | 6 | 23 | -3.9% | 25 | -6.0% | 15 | 80 | 85 | 1 | 0 |
| A.Van Pelt | BUF | 5 | 24 | 5 | 24 | 0.3% | 20 | -1.3% | 8 | 34 | 43 | 1 | 0 |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Runs | Yards | EYds | TD | FUM |
| C.Whelihan | SD | 4 | 25 | -1 | 27 | -3.0% | 23 | -14.8% | 8 | 32 | 42 | 0 | 0 |
| J.George | OAK | 4 | 26 | 4 | 25 | -1.1% | 21 | -1.2% | 9 | 52 | 33 | 0 | 0 |
| B.Hoying | PHI | -2 | 27 | 0 | 26 | -16.2% | 28 | -11.4% | 13 | 82 | 40 | 0 | 0 |
| S.Mitchell | DET | -3 | 28 | -2 | 28 | -14.5% | 27 | -13.4% | 23 | 81 | 97 | 1 | 2 |
| B.Hobert | BUF | -10 | 29 | -8 | 29 | -31.1% | 31 | -26.2% | 10 | 46 | 15 | 0 | 0 |
| E.Kramer | CHI | -16 | 30 | -12 | 31 | -23.3% | 29 | -20.9% | 22 | 88 | 65 | 2 | 2 |
| H.Shuler | NO | -16 | 31 | -16 | 32 | -33.8% | 34 | -32.5% | 13 | 45 | 17 | 1 | 1 |
| T.Aikman | DAL | -17 | 32 | -12 | 30 | -29.0% | 30 | -23.7% | 20 | 79 | 35 | 0 | 1 |
| K.Graham | ARI | -26 | 33 | -17 | 33 | -32.0% | 33 | -27.3% | 13 | 23 | 31 | 2 | 0 |
| T.Banks | STL | -31 | 34 | -33 | 35 | -31.8% | 32 | -33.1% | 32 | 189 | 43 | 1 | 4 |
| G.Frerotte | WAS | -32 | 35 | -31 | 34 | -41.9% | 35 | -41.1% | 16 | 69 | 4 | 2 | 3 |
| T.Collins | BUF | -51 | 36 | -51 | 36 | -64.8% | 36 | -65.1% | 23 | 57 | -48 | 0 | 2 |