Table:
0
A
B
C
D
E
F
G
1
No.
Date
Tournament
Winning score
To par
Margin of victory
Runner(s)-up
2
1
Sep 16, 1984
Greater Milwaukee Open
67-68-69-68=272
–16
5 strokes
Tom Watson
3
2
Feb 3, 1985
Bing Crosby National Pro-Am
70-72-68-73=283
–5
1 stroke
Kikuo Arai , Larry Rinker , Curtis Strange
4
3
Feb 10, 1985
Hawaiian Open
67-66-65-69=267
–21
1 stroke
Craig Stadler
5
4
Jan 29, 1989
AT&T Pebble Beach National Pro-Am
66-68-73-70=277
–11
1 stroke
Tom Kite
6
5
Feb 4, 1990
AT&T Pebble Beach National Pro-Am
67-73-69-72=281
–7
2 strokes
Kenny Perry
7
6
Oct 7, 1990
H.E.B. Texas Open
64-68-66-63=261
–19
1 stroke
Gary Hallberg
8
7
Oct 16, 1991
Walt Disney World/Oldsmobile Classic
66-66-71-64=267
–21
1 stroke
David Peoples
9
8
Feb 2, 1992
AT&T Pebble Beach National Pro-Am
69-68-68-70=275
–13
Playoff
Jeff Sluman
10
9
Mar 12, 1995
Honda Classic
68-65-71-71=275
–9
1 stroke
Nick Faldo
11
10
Sep 10, 1995
Bell Canadian Open
72-67-68-67=274
–14
Playoff
Bob Lohr
12
11
Jan 7, 1996
Mercedes Championships
68-69-66-68=271
–17
3 strokes
Nick Faldo , Scott Hoch
13
12
Apr 28, 1996
Greater Greensboro Chrysler Classic
75-68-62-69=274
–14
2 strokes
Duffy Waldorf
14
13
Feb 2, 1997
AT&T Pebble Beach National Pro-Am
67-67-67-67=268
–20
1 stroke
David Duval , Tiger Woods
15
15
Apr 12, 1998
Masters Tournament
74-70-68-67=279
–9
1 stroke
Fred Couples , David Duval

Questions and formulas:
Question: What was the margin of victory at the Hawaiian Open tournament?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="Hawaiian Open"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G15,C2:C15="Hawaiian Open"),6))
Level: medium
Question: What was the margin of victory at the Mercedes Championships?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="Mercedes Championships"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G15,C2:C15="Mercedes Championships"),6))
Level: medium