how many major has louis oosthuizen played in

Louis Oosthuizen had 42 top ten finishes with 1 win and won $26,792,806 in his career.

Interpreted as:
How many major has Louis Oosthuizen played in in his career?
NAMEEVENTSTOP 10WINSROUNDSMONEY
1Louis Oosthuizen
L. Oosthuizen
228
42
1
654
$26,792,806