Here is some more information about passer rating.

• To get the maximum of 2.375 in each category, a player would need at least a 77.5% completion percentage, at least 12.5 yards per attempt, at least an 11.9% touchdown pass percentage, and 0 interceptions.
• The lowest passer rating is 0. To obtain this rating, a player has to get a 0 in each category, which corresponds to a completion percentage of 30% or less, at most 3 yards per attempt, 0 touchdowns, and at least a 9.5% interception percentage.
• The following statistics are through the 2010 season.
  • Peyton Manning has had 4 games with a perfect passer rating, the most in NFL history.
  • Peyton Manning also has the highest passer rating for a single season with a rating of 121.1.
  • Only one team has had two quarterbacks with a perfect passer rating game in one season. It was the 1989 San Francisco 49ers with Steve Young and Joe Montana.

To view the quarterback ratings of current and past football players, visit ESPN to view the statistics.

Calculate the passer rating for each quarterback.

Ben Roethlisberger:

Kurt Warner:

Eli Manning:

Drew Brees:

All four of the quarterbacks had a perfect passer rating because all four quarterbacks had a rating of 158.3.