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:
| Episode # | Title | Directed by | Written by | Original airdate |
| --- | --- | --- | --- | --- |
| 45 (1) | "Looking for Michael" | Jon Cassar | Michael Loceff | January 3, 1999 |
| 46 (2) | "Someone Else's Shadow" | René Bonnière | Michael Loceff | January 10, 1999 |
| 47 (3) | "Opening Night Jitters" | Jon Cassar | David J. Burke | January 17, 1999 |
| 48 (4) | "Gates of Hell" | René Bonnière | Robert Cochran | January 24, 1999 |
| 49 (5) | "Imitation of Death" | Brad Turner | Cyrus Nowrasteh | March 7, 1999 |
| 50 (6) | "Love and Country" | Ted Hanlan | Laurence Hertzog | March 21, 1999 |
| 51 (7) | "Cat and Mouse" | Terry Ingram | Ed Horowitz | March 28, 1999 |
| 52 (8) | "Outside the Box" | Gord Langevin | James Korris | April 4, 1999 |
| 53 (9) | "Slipping Into Darkness" | Rick Jacobson | Peter M. Lenkov | April 11, 1999 |
| 54 (10) | "Under the Influence" | Rick Jacobson | Peter M. Lenkov | April 25, 1999 |
| 55 (11) | "Walk on By" | René Bonnière | Michael Loceff | April 25, 1999 |
| 56 (12) | "Threshold of Pain" | Terry Ingram | Michael Sloan | June 6, 1999 |
| 57 (13) | "Beyond the Pale" | René Bonnière | Lawrence Hertzog | June 13, 1999 |
| 58 (14) | "Hand to Hand" | T.J. Scott | Ed Horowitz | June 20, 1999 |
| 59 (15) | "Before I Sleep" | Joel Surnow | Peter M. Lenkov | June 27, 1999 |
| 60 (16) | "I Remember Paris" | Terry Ingram | Michael Loceff | July 18, 1999 |
| 61 (17) | "All Good Things" | Terry Ingram | Ed Horowitz | July 25, 1999 |
| 62 (18) | "Third Party Ripoff" | T.J. Scott | Michael Loceff | August 1, 1999 |
| 63 (19) | "Any Means Necessary" | David Straiton | Lawrence Hertzog | August 8, 1999 |
| 64 (20) | "Three Eyed Turtle" | Jon Cassar | Maurice Hurley | August 15, 1999 |
| 65 (21) | "Playing With Fire" | Joseph Scanlan | Peter M. Lenkov | August 22, 1999 |
| 66 (22) | "On Borrowed Time" | Ted Hanlan | Peter M. Lenkov | August 29, 1999 |
Question:
What is the episode number of the episode titled "Threshold of Pain"?
Answer:
56 (12)