heres the how the do the ranking

Fourth quarter: the game is often in the balance.
Last two minutes in each half: How good is the two-minute drill?
Third down: Often a last chance to avoid a punt.
Red zone: Can they punch it in?
Ahead by seven points or less: Time to put a team away.
Behind by seven or less: One TD and the lead is back
this week last week
1. 2. Daunte Culpepper
2. 3. Chad Pennington
3. 1. Donovan McNabb
4. 8. Peyton Manning
5. 4. Drew Bledsoe
6. 16. Brett Favre
7. 7. Tom Brady
8. 18. Mark Brunell
9. 17. Joey Harrington
10. 6. Aaron Brooks