Depending on where you count the start and end, in between 1 minute 52 seconds and 1 minute 56 seconds.
it took Christina Aguileria about 2 minutes to sing the national anthem
Christina Aguilera sang the National Anthem at Super Bowl XLV (45).
Garth Brooks sang the national anthem at Super Bowl XXVII.
Super Bowl XLV (2011) National Anthem will be sung by Christina Aguilera.
Christina Aguilera sang the national anthem at Super Bowl XLV.
Christina Aguilera will sing the national anthem at Super Bowl XLV.
Neil Diamond sang the National Anthem for Super Bowl XXI
Bill Joel sang the national anthem at Super Bowl XLI (Super Bowl 2007).
Alabama has never performed the National Anthem at the Super Bowl.
yes, Carrie Underwood sang the National Anthem at Super Bowl XLIV.
Bon Jovi has never sung our national anthem at the Super Bowl.
Natalie Cole and the Atlanta University Center Chorus, performed the National Anthem at Super Bowl XXVIII
No. Lloyd Geisler played a trumpet solo of the National Anthem for Super Bowl 3