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:
| No. in series | No. in season | Title | Directed by | Written by | Original air date | U.S. viewers (millions) |
| --- | --- | --- | --- | --- | --- | --- |
| 95.0 | 1.0 | "Bury Your Dead" | Thomas J. Wright | Shane Brennan | September25,2007 | 13.89 |
| 96.0 | 2.0 | "Family" | Martha Mitchell | Steven Binder | October2,2007 | 16.43 |
| 97.0 | 3.0 | "Ex-File" | Dennis Smith | Alfonso Moreno | October9,2007 | 16.36 |
| 98.0 | 4.0 | "Identity Crisis" | Thomas J. Wright | Jesse Stern | October16,2007 | 17.55 |
| 99.0 | 5.0 | "Leap of Faith" | Dennis Smith | Frank Cardea and George Schenck | October23,2007 | 17.26 |
| 100.0 | 6.0 | "Chimera" | Terrence O'Hara | Dan Fesman | October30,2007 | 16.33 |
| 101.0 | 7.0 | " Requiem " | Tony Wharmby | Shane Brennan | November6,2007 | 18.15 |
| 102.0 | 8.0 | "Designated Target" | Colin Bucksey | Reed Steiner | November13,2007 | 17.39 |
| 103.0 | 9.0 | "Lost and Found" | Martha Mitchell | David North | November20,2007 | 17.34 |
| 104.0 | 10.0 | "Corporal Punishment" | Arvin Brown | Jesse Stern | November27,2007 | 17.04 |
| 105.0 | 11.0 | "Tribes" | Colin Bucksey | Reed Steiner | January15,2008 | 15.82 |
| 106.0 | 12.0 | "Stakeout" | Tony Wharmby | Frank Cardea and George Schenck | April8,2008 | 14.05 |
| 107.0 | 13.0 | "Dog Tags" | Oz Scott | Dan Fesman and Alfonso Moreno | April15,2008 | 15.13 |
| 108.0 | 14.0 | "Internal Affairs" | Tony Wharmby | Reed Steiner and Jesse Stern | April22,2008 | 14.24 |
| 109.0 | 15.0 | "In the Zone" | Terrence O'Hara | Linda Burstyn | April29,2008 | 14.76 |
| 110.0 | 16.0 | "Recoil" | James Whitmore, Jr. | Frank Cardea, Dan Fesman and George Schenck | May6,2008 | 14.04 |
| 111.0 | 17.0 | "About Face" | Dennis Smith | Alfonso Moreno, Reed Steiner and Jesse Stern | May13,2008 | 14.88 |
| 112.0 | 18.0 | "Judgment Day (Part I)" | Thomas J. Wright | Steven Binder and David North | May20,2008 | 16.52 |
Question:
What's the series number of the episode whose writer is David North?
Answer:
103.0