how many majors did greg norman lose in a playoff

Greg Norman failed to win 815 tournaments in his career.

Interpreted as:
How many majors did Greg Norman lose in a playoff in his career?
NAME NON-WINS EVENTS TOP 10 WINS ROUNDS MONEY
1 Greg Norman
G. Norman
815
835
129
20
1,229
$14,012,818
StatMuse has season-level data for tournament wins going back to the 1980 season.