In the 2009 NFL regular season there were 10,372 completed passes in all games (256) which averages out to 40.5 completed passes per game.
Montana
Brett Favre
Peyton Manning
Ed Reed of the Baltimore Ravens with 9.
Randy Moss
The Kansas City Chiefs, with more than 50.
33 dropped passes. Second most in NFL for this year.
Minnesota Vikings
indianapolis colts
myles Austin
Cleveland browns
New York Giants
terrell owens
Braylon Edwards lead the NFL with dropped passes in 2007.
Dropped passes are a difficult stat to locate, but in 2006 I'm fairly certain it was the Indianapolis Colts.
Drew Brees