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 | Sep 16, 1984 | Greater Milwaukee Open | 67-68-69-68=272 | –16 | 5 strokes | Tom Watson |
| 2.0 | Feb 3, 1985 | Bing Crosby National Pro-Am | 70-72-68-73=283 | –5 | 1 stroke | Kikuo Arai , Larry Rinker , Curtis Strange |
| 3.0 | Feb 10, 1985 | Hawaiian Open | 67-66-65-69=267 | –21 | 1 stroke | Craig Stadler |
| 4.0 | Jan 29, 1989 | AT&T Pebble Beach National Pro-Am | 66-68-73-70=277 | –11 | 1 stroke | Tom Kite |
| 5.0 | Feb 4, 1990 | AT&T Pebble Beach National Pro-Am | 67-73-69-72=281 | –7 | 2 strokes | Kenny Perry |
| 6.0 | Oct 7, 1990 | H.E.B. Texas Open | 64-68-66-63=261 | –19 | 1 stroke | Gary Hallberg |
| 7.0 | Oct 16, 1991 | Walt Disney World/Oldsmobile Classic | 66-66-71-64=267 | –21 | 1 stroke | David Peoples |
| 8.0 | Feb 2, 1992 | AT&T Pebble Beach National Pro-Am | 69-68-68-70=275 | –13 | Playoff | Jeff Sluman |
| 9.0 | Mar 12, 1995 | Honda Classic | 68-65-71-71=275 | –9 | 1 stroke | Nick Faldo |
| 10.0 | Sep 10, 1995 | Bell Canadian Open | 72-67-68-67=274 | –14 | Playoff | Bob Lohr |
| 11.0 | Jan 7, 1996 | Mercedes Championships | 68-69-66-68=271 | –17 | 3 strokes | Nick Faldo , Scott Hoch |
| 12.0 | Apr 28, 1996 | Greater Greensboro Chrysler Classic | 75-68-62-69=274 | –14 | 2 strokes | Duffy Waldorf |
| 13.0 | Feb 2, 1997 | AT&T Pebble Beach National Pro-Am | 67-67-67-67=268 | –20 | 1 stroke | David Duval , Tiger Woods |
| 15.0 | Apr 12, 1998 | Masters Tournament | 74-70-68-67=279 | –9 | 1 stroke | Fred Couples , David Duval |
Question:
What was the margin of victory at the Hawaiian Open tournament?
Answer:
1 stroke