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:
| Date | Tournament | Winning score | Margin of victory | Runner(s)-up |
| --- | --- | --- | --- | --- |
| Jan 13, 1987 | Phoenix Open | –16 (67-69-65-67=268) | 2 strokes | Hal Sutton |
| May 3, 1987 | Panasonic Las Vegas Invitational | –17 (68-72-67-64=271) | 1 stroke | Hal Sutton |
| Jun 28, 1987 | Canon Sammy Davis Jr.-Greater Hartford Open | –15 (69-65-63-72=269) | 6 strokes | Dan Forsman , Wayne Levi |
| Mar 20, 1988 | Hertz Bay Hill Classic | –13 (66-66-73-66=271) | 5 strokes | Tom Kite |
| Jul 9, 1989 | Canon Greater Hartford Open | –17 (65-70-67-65=267) | 1 stroke | Wayne Levi |
| Jan 7, 1990 | MONY Tournament of Champions | –18 (72-67-67-69=275) | 1 stroke | Ian Baker-Finch |
| Feb 3, 1991 | AT&T Pebble Beach National Pro-Am | –14 (67-67-73-67=274) | 4 strokes | Brian Claar , Corey Pavin |
| Nov 1, 1992 | The Tour Championship | –8 (70-66-69-71=276) | 3 strokes | Lee Janzen , Corey Pavin |
| Jun 6, 1993 | Memorial Tournament | –14 (68-69-68-69=274) | 1 stroke | Corey Pavin |
| Jul 25, 1993 | New England Classic | –16 (67-69-64-68=268) | 4 strokes | Bruce Fleisher |
| Aug 15, 1993 | PGA Championship | –12 (69-66-69-68=272) | Playoff | Greg Norman |
| Jan 16, 2000 | Sony Open in Hawaii | –19 (67-70-73-68=278) | 7 strokes | Stuart Appleby |
Question:
In the tournament where Stuart Appleby was the runner-up, what was the margin of victory?
Answer:
7 strokes