Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| # | Weekend End Date | Film | Weekend Gross (millions) | Notes |
| --- | --- | --- | --- | --- |
| 1 | January 6, 2008 | National Treasure: Book of Secrets | $1.65 |  |
| 2 | January 13, 2008 | The Bucket List | $1.48 |  |
| 3 | January 20, 2008 | Cloverfield | $2.26 |  |
| 4 | January 27, 2008 | Rambo | $1.71 | Meet the Spartans was #1 in North America. |
| 5 | February 3, 2008 | 27 Dresses | $0.94 | 27 Dresses reached #1 in its third weekend of release.\nHannah Montana & Miley Cyrus: Best of Both Worlds Concert was #1 in North America. |
| 6 | February 10, 2008 | Fool's Gold | $1.55 |  |
| 7 | February 17, 2008 | Jumper | $2.06 |  |
| 8 | February 24, 2008 | Vantage Point | $1.55 |  |
| 9 | March 2, 2008 | Semi-Pro | $1.30 |  |
| 10 | March 9, 2008 | 10,000 B.C | $2.49 |  |
| 11 | March 16, 2008 | Horton Hears a Who! | $2.89 |  |
| 12 | March 23, 2008 | Horton Hears a Who! | $1.99 |  |
| 13 | March 30, 2008 | 21 | $2.17 |  |
| 14 | April 6, 2008 | 21 | $1.63 |  |
| 15 | April 13, 2008 | Prom Night | $1.25 |  |
| 16 | April 20, 2008 | The Forbidden Kingdom | $1.77 |  |
| 17 | April 27, 2008 | Harold & Kumar Escape from Guantanamo Bay | $2.34 | Baby Mama was #1 in North America. |
| 18 | May 4, 2008 | Iron Man | $7.49 |  |
| 19 | May 11, 2008 | Iron Man | $3.93 |  |
| 20 | May 18, 2008 | The Chronicles of Narnia: Prince Caspian | $4.11 |  |
| 21 | May 25, 2008 | Indiana Jones and the Kingdom of the Crystal Skull | $7.00 |  |
| 22 | June 1, 2008 | Sex and the City | $4.88 |  |
| 23 | June 8, 2008 | Kung Fu Panda | $3.53 |  |
| 24 | June 15, 2008 | The Incredible Hulk | $3.07 |  |
| 25 | June 22, 2008 | Get Smart | $2.42 |  |
| 26 | June 29, 2008 | Wanted | $3.10 | WALL-E was #1 in North America. |
| 27 | July 6, 2008 | Hancock | $3.67 |  |
| 28 | July 13, 2008 | Hellboy II: The Golden Army | $2.50 |  |
| 29 | July 20, 2008 | The Dark Knight | $10.53 | The Dark Knight had the highest weekend debut of 2008. |
| 30 | July 27, 2008 | The Dark Knight | $5.84 |  |
| 31 | August 3, 2008 | The Dark Knight | $3.65 |  |
| 32 | August 10, 2008 | The Dark Knight | $2.39 |  |
| 33 | August 17, 2008 | Tropic Thunder | $2.11 |  |
| 34 | August 24, 2008 | Tropic Thunder | $1.45 |  |
| 35 | August 31, 2008 | Tropic Thunder | $1.48 |  |
| 36 | September 7, 2008 | Bangkok Dangerous | $0.80 |  |
| 37 | September 14, 2008 | Burn After Reading | $1.75 |  |
| 38 | September 21, 2008 | Burn After Reading | $1.15 | Lakeview Terrace was #1 in North America. |
| 39 | September 28, 2008 | Eagle Eye | $2.20 |  |
| 40 | October 5, 2008 | Eagle Eye | $1.16 | Beverly Hills Chihuahua was #1 in North America. |
| 41 | October 12, 2008 | Body of Lies | $1.18 | Beverly Hills Chihuahua was #1 in North America. |
| 42 | October 19, 2008 | Max Payne | $1.50 |  |
| 43 | October 26, 2008 | Saw V | $3.74 | High School Musical 3: Senior Year was #1 in North America. |
| 44 | November 2, 2008 | Zack & Miri Make a Porno | $1.53 | High School Musical 3: Senior Year was #1 in North America. |
| 45 | November 9, 2008 | Madagascar: Escape 2 Africa | $5.01 |  |
| 46 | November 16, 2008 | Quantum of Solace | $7.64 |  |
| 47 | November 23, 2008 | Twilight | $5.30 |  |
| 48 | November 30, 2008 | Twilight | $2.52 | Four Christmases was #1 in North America. |
| 49 | December 7, 2008 | Twilight | $1.52 | Four Christmases was #1 in North America. |
| 50 | December 14, 2008 | The Day the Earth Stood Still | $1.81 |  |
| 51 | December 21, 2008 | Yes Man | $1.22 |  |
| 52 | December 28, 2008 | The Curious Case of Benjamin Button | $2.22 | Marley & Me was #1 in North America. |
Question:
how many films grossed over five million in their first week?
Answer:
6