All-Time* NFC West Leaders
| RK | PLAYER | RESULT | PASS EPA | RUN EPA | SACK EPA | PEN EPA | TOTAL EPA | ACT PLAYS | QB PAR | QB PAA | TOTAL QBR |
| 1 | Josh Freeman, TB | L 28-24 vs ATL on 12/5/10 | -1.8 | 1.4 | -1.1 | -3.2 | -4.8 | 45 | -2.5 | -6.3 | 13.8 |
| 2 | Philip Rivers, SD | W 24-20 @ OAK on 9/14/09 | 9.8 | 0.0 | -2.9 | -3.0 | 4.0 | 46 | 3.2 | -0.6 | 45.3 |
| 3 | Colin Kaepernick, SF | L 16-13 @ STL on 12/2/12 | 9.6 | 5.0 | -1.1 | -2.5 | 11.1 | 50 | 10.0 | 5.8 | 82.4 |
| 4 | Vince Young, TEN | W 17-13 @ SEA on 1/3/10 | 8.4 | 0.0 | 0.0 | -2.3 | 6.0 | 29 | 4.3 | 1.9 | 70.2 |
| 5 | John Skelton, ARI | W 19-13 vs STL on 11/6/11 | 7.9 | 2.2 | -5.8 | -2.2 | 2.2 | 46 | 2.5 | -1.3 | 40.3 |
| 6 | Mark Sanchez, NYJ | L 29-26 @ NE on 10/21/12 | 9.6 | 0.0 | -4.8 | -2.1 | 2.7 | 52 | 3.5 | -0.8 | 45.1 |
| 7 | Tom Brady, NE | W 37-16 @ NYJ on 11/13/11 | 10.9 | -0.9 | 0.0 | -2.0 | 8.0 | 44 | 7.7 | 4.1 | 77.1 |
| 8 | Mark Sanchez, NYJ | L 24-10 @ NO on 10/4/09 | -4.3 | 0.6 | -2.0 | -1.9 | -7.6 | 35 | -10.0 | -12.9 | 0.7 |
| Cam Newton, CAR | W 17-6 vs OAK on 12/23/12 | 4.7 | 3.4 | -1.4 | -1.9 | 4.8 | 46 | 6.1 | 2.3 | 65.9 | |
| 10 | Philip Rivers, SD | L 22-16 vs ATL on 11/30/08 | -0.4 | -2.2 | -1.5 | -1.9 | -6.1 | 41 | -4.4 | -7.8 | 7.5 |
| RK | PLAYER | RESULT | PASS EPA | RUN EPA | SACK EPA | PEN EPA | TOTAL EPA | ACT PLAYS | QB PAR | QB PAA | TOTAL QBR |
| 11 | Bruce Gradkowski, OAK | W 27-24 @ PIT on 12/6/09 | 15.2 | 2.9 | -2.1 | -1.9 | 14.2 | 44 | 11.5 | 7.9 | 91.5 |
| 12 | Tony Romo, DAL | W 24-17 @ NYG on 9/5/12 | 12.0 | 1.1 | -1.6 | -1.7 | 9.7 | 45 | 9.0 | 5.3 | 82.8 |
| 13 | Aaron Rodgers, GB | L 20-17 @ CHI on 9/27/10 | 13.6 | 6.4 | 0.0 | -1.6 | 18.4 | 55 | 14.0 | 9.4 | 90.7 |
| 14 | Nick Foles, PHI | L 27-20 vs WSH on 12/23/12 | 6.3 | -0.3 | -3.9 | -1.4 | 0.6 | 59 | 1.7 | -3.2 | 32.7 |
| 15 | Philip Rivers, SD | L 23-20 @ KC on 10/31/11 | 6.3 | -0.7 | -2.3 | -1.4 | 1.9 | 56 | 2.7 | -2.0 | 38.4 |
| 16 | Tony Romo, DAL | L 13-7 @ WSH on 9/12/10 | 6.4 | 0.0 | -0.7 | -1.4 | 4.3 | 55 | 4.6 | 0.1 | 50.5 |
| 17 | Carson Palmer, OAK | L 23-20 @ ATL on 10/14/12 | 3.4 | 0.0 | -5.1 | -1.4 | -3.0 | 42 | -1.3 | -4.8 | 18.2 |
| 18 | Tom Brady, NE | L 24-23 @ SEA on 10/14/12 | 10.8 | 0.0 | -0.6 | -1.3 | 8.8 | 61 | 9.4 | 4.3 | 72.0 |
| Kurt Warner, ARI | W 34-21 vs SEA on 12/28/08 | 10.9 | 0.0 | -1.2 | -1.3 | 8.4 | 34 | 7.2 | 4.4 | 84.5 | |
| 20 | Drew Stanton, DET | L 28-20 @ NYG on 10/17/10 | 0.9 | 0.9 | -3.6 | -1.3 | -3.1 | 40 | -2.4 | -5.7 | 13.3 |
| RK | PLAYER | RESULT | PASS EPA | RUN EPA | SACK EPA | PEN EPA | TOTAL EPA | ACT PLAYS | QB PAR | QB PAA | TOTAL QBR |
| 21 | Matthew Stafford, DET | W 38-37 vs CLE on 11/22/09 | 8.3 | 0.3 | -1.6 | -1.3 | 5.6 | 50 | 5.5 | 1.3 | 59.0 |
| Tarvaris Jackson, MIN | W 20-19 vs NYG on 12/28/08 | 2.8 | -0.8 | -2.1 | -1.3 | -1.4 | 31 | -0.4 | -3.0 | 21.5 | |
| 23 | Philip Rivers, SD | L 31-26 vs BAL on 9/20/09 | 5.0 | -1.4 | -2.0 | -1.3 | 0.4 | 56 | 1.3 | -3.3 | 31.1 |
| Matt Cassel, KC | W 10-6 vs DEN on 12/5/10 | 3.2 | -0.2 | -1.7 | -1.3 | 0.1 | 40 | 0.8 | -2.5 | 30.6 | |
| 25 | Philip Rivers, SD | W 33-28 @ DEN on 1/2/11 | 5.8 | -0.4 | -3.4 | -1.2 | 0.7 | 44 | 1.5 | -2.2 | 34.6 |
| Rex Grossman, WSH | W 23-17 @ SEA on 11/27/11 | 9.8 | -1.3 | -1.7 | -1.2 | 5.6 | 45 | 5.0 | 1.3 | 59.2 | |
| 27 | Trent Edwards, BUF | L 27-7 vs NO on 9/27/09 | -0.3 | 0.1 | -2.5 | -1.2 | -4.0 | 46 | -2.3 | -6.2 | 14.5 |
| 28 | Tony Romo, DAL | W 21-7 vs CAR on 9/28/09 | 7.4 | -0.2 | -1.7 | -1.2 | 4.3 | 43 | 4.2 | 0.6 | 54.7 |
| 29 | Tony Romo, DAL | W 20-16 @ PHI on 11/8/09 | 8.2 | 0.0 | -3.5 | -1.2 | 3.6 | 43 | 3.2 | -0.3 | 47.3 |
| Josh Freeman, TB | W 24-17 vs IND on 10/3/11 | 5.8 | 3.5 | -2.8 | -1.2 | 5.3 | 53 | 4.4 | 0.0 | 50.3 | |
| RK | PLAYER | RESULT | PASS EPA | RUN EPA | SACK EPA | PEN EPA | TOTAL EPA | ACT PLAYS | QB PAR | QB PAA | TOTAL QBR |
| 31 | Brian Griese, TB | L 13-10 @ ATL on 12/14/08 | 5.8 | 0.0 | -5.4 | -1.2 | -0.8 | 47 | 0.2 | -3.7 | 26.4 |
| 32 | Andy Dalton, CIN | W 34-13 @ PHI on 12/13/12 | 0.5 | 5.7 | -7.2 | -1.2 | -2.2 | 47 | -1.2 | -5.1 | 19.4 |
| 33 | Kevin Kolb, ARI | L 22-21 @ WSH on 9/18/11 | 8.2 | 0.0 | -3.2 | -1.2 | 3.8 | 35 | 3.1 | 0.2 | 51.7 |
| Brandon Weeden, CLE | L 23-16 @ BAL on 9/27/12 | -2.9 | 0.0 | -0.5 | -1.2 | -4.6 | 53 | -4.3 | -8.7 | 10.1 | |
| 35 | Derek Anderson, ARI | L 31-13 @ KC on 11/21/10 | 3.0 | 0.0 | -0.6 | -1.1 | 1.3 | 55 | 3.1 | -1.5 | 40.8 |
| 36 | Shaun Hill, SF | L 27-24 @ MIN on 9/27/09 | 8.0 | 0.0 | -1.6 | -1.1 | 5.3 | 31 | 4.6 | 2.1 | 70.6 |
| Colin Kaepernick, SF | W 31-21 @ NO on 11/25/12 | 5.6 | 1.2 | 0.0 | -1.1 | 5.7 | 38 | 5.9 | 2.7 | 72.3 | |
| 38 | Alex Smith, SF | W 17-9 vs OAK on 10/17/10 | 5.4 | -0.7 | -1.0 | -1.1 | 2.7 | 44 | 2.6 | -1.0 | 42.2 |
| 39 | Ben Roethlisberger, PIT | L 34-31 @ OAK on 9/23/12 | 20.1 | 0.6 | -1.0 | -1.1 | 18.6 | 55 | 14.2 | 9.6 | 91.0 |
| 40 | Tom Brady, NE | L 20-18 vs ARI on 9/16/12 | 5.7 | -0.9 | -3.6 | -1.0 | 0.2 | 55 | 1.2 | -3.4 | 30.6 |
| RK | PLAYER | RESULT | PASS EPA | RUN EPA | SACK EPA | PEN EPA | TOTAL EPA | ACT PLAYS | QB PAR | QB PAA | TOTAL QBR |
| Matt Schaub, HOU | W 24-21 @ GB on 12/7/08 | 16.1 | -1.0 | -0.7 | -1.0 | 13.3 | 45 | 9.9 | 6.2 | 86.1 | |
| JaMarcus Russell, OAK | W 16-13 vs NYJ on 10/19/08 | 4.9 | 0.0 | -2.1 | -1.0 | 1.8 | 39 | 2.0 | -1.3 | 39.3 | |
| Drew Brees, NO | W 22-17 @ TEN on 12/11/11 | 18.6 | 0.0 | -2.1 | -1.0 | 15.5 | 57 | 11.8 | 7.1 | 84.0 | |
| 44 | Andy Dalton, CIN | L 34-24 @ CLE on 10/14/12 | 4.8 | -1.0 | -1.9 | -1.0 | 1.0 | 54 | 2.0 | -2.5 | 35.1 |
| 45 | Ben Roethlisberger, PIT | W 11-10 vs SD on 11/16/08 | 15.1 | 0.0 | -3.5 | -1.0 | 10.6 | 50 | 7.7 | 3.6 | 72.0 |
| 46 | Tony Romo, DAL | W 26-20 @ KC on 10/11/09 | 9.7 | -0.9 | -0.3 | -1.0 | 7.4 | 45 | 6.6 | 2.9 | 70.0 |
| 47 | David Garrard, JAC | L 20-3 @ SF on 11/29/09 | 4.1 | -0.1 | -2.7 | -1.0 | 0.3 | 48 | 1.3 | -2.7 | 32.6 |
| 48 | Aaron Rodgers, GB | L 27-24 vs ATL on 10/5/08 | 6.8 | -0.2 | -1.4 | -1.0 | 4.2 | 43 | 4.7 | 1.2 | 59.1 |
| 49 | Tom Brady, NE | L 16-9 @ NYJ on 9/20/09 | 1.3 | -0.1 | 0.0 | -1.0 | 0.2 | 58 | 1.2 | -3.6 | 30.8 |
| 50 | Brett Favre, NYJ | L 19-10 vs NE on 9/14/08 | 2.9 | -1.0 | -2.1 | -0.9 | -1.2 | 33 | -0.4 | -3.2 | 22.1 |
