LOS ANGELES - The Founding Fathers keep earning interest on their loot.

Nicolas Cage's "National Treasure," about a race to find a fortune hidden by the signers of the Declaration of Independence, was the top movie for a third straight weekend with $17.1 million in ticket sales, according to studio estimates Sunday.

The following films are ranked by ticket sales at the box office from

Friday through Sunday at North American theaters, according to Exhibitor Relations Co.

1. "National Treasure," $17.1 million.

2. "Christmas With the Kranks," $11.7 million.

3. "The Polar Express," $11 million.

4. "The Incredibles," $9.2 million.

5. "The SpongeBob SquarePants Movie," $7.8 million.

6. "Closer," $7.7 million.

7. "Alexander," $4.7 million.

8. "Finding Neverland," $2.9 million.

9. "Bridget Jones: The Edge of Reason," $2.8 million.

10. "Ray," $1.9 million.