The 5 most viewed Super Bowl 2012 ads online

"Here are the updated numbers as of Monday morning: (After the game)
Honda: Matthew's Day Off: 18.4 million
VW: The Dog Strikes Back: 17.8 million
Acura: Transactions: 15.7 million
Doritos: Crash the Super Bowl 2012: 6.3 million
Audi: Vampire Party: 5.3 million"

Source:  AdAge, 6th February 2012