Washington, Aug 10 : Sienna Miller's `G. I. Joe: The Rise of Cobra' topped the weekend box office after raking in 56.2 million dollars.

According to studio estimates, Meryl Streep film `Julie & Julia' landed the second spot with 20.1 million dollars, reports E! Online.

`G-Force' came third with 9.8 million dollars while `Harry Potter and the Half-Blood Prince' stood fourth after raking in 8.9 million dollars.

`Funny People' rounded off the top five with 7.9 million dollars.

The weekend''s top-grossing films are:

1. G. I. Joe: The Rise of Cobra, $56.2 million

2. Julie & Julia, $20.1 million

3. G-Force, $9.8 million

4. Harry Potter and the Half-Blood Prince, $8.9 million

5. Funny People, $7.9 million

6. The Ugly Truth, $7 million

7. A Perfect Getaway, $5.8 million

8. Aliens in the Attic, $4 million

9. Orphan, $3.73 million

10. (500) Days of Summer, $3.725 million (ANI)