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. | Date | Tournament | Winning score | To par | Margin of victory | Runner(s)-up |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | Oct 15, 1995 | Las Vegas Invitational | 67-65-65-67-67=331 | –28 | 1 stroke | Billy Mayfair |
| 2.0 | Feb 18, 1996 | United Airlines Hawaiian Open | 68-71-69-69=277 | –11 | Playoff | Brad Faxon |
| 3.0 | Oct 18, 1998 | Las Vegas Invitational | 67-68-69-63-68=335 | –25 | 1 stroke | Mark Calcavecchia |
| 4.0 | Oct 17, 1999 | Las Vegas Invitational | 67-64-63-71-66=331 | –29 | 1 stroke | Jonathan Kaye |
| 5.0 | Mar 6, 2000 | Doral-Ryder Open | 65-67-68-65=265 | –23 | 2 strokes | Franklin Langham |
| 6.0 | Jan 14, 2001 | Mercedes Championships | 69-69-69-67=274 | –14 | 1 stroke | Rory Sabbatini |
| 7.0 | May 24, 2002 | Memorial Tournament | 71-70-68-65=274 | –14 | 2 strokes | John Cook , David Peoples |
| 8.0 | Jun 15, 2003 | U.S. Open | 67-66-67-72=272 | –8 | 3 strokes | Stephen Leaney |
| 10.0 | Jul 3, 2005 | Cialis Western Open | 64-70-67-69=270 | –14 | 2 strokes | Tiger Woods |
| 11.0 | May 7, 2006 | Wachovia Championship | 68-69-68-71=276 | –12 | Playoff | Trevor Immelman |
| 12.0 | Sep 10, 2006 | Canadian Open | 63-71-67-65=266 | –14 | 1 stroke | Bart Bryant |
| 13.0 | Jul 29, 2007 | Canadian Open | 69-66-69-64=268 | –16 | 1 stroke | Vijay Singh |
| 14.0 | Mar 21, 2010 | Transitions Championship | 67-68-67-69=271 | –13 | 1 stroke | K. J. Choi |
| 15.0 | Apr 18, 2010 | Verizon Heritage | 67-68-67-69=271 | –13 | Playoff | Brian Davis |
Question:
What was the margin of victory when runner-up was K. J. Choi?
Answer:
1 stroke