CREATE TABLE table_75792 ("Date" TEXT, "Tournament" TEXT, "Winning score" TEXT, "Margin of victory" TEXT, "Runner ( s ) -up" TEXT)

What is the winning score for the runner-up Ernie Els?
SELECT "Winning score" FROM table_75792 WHERE "Runner(s)-up" = 'ernie els'
SELECT "Winning score" FROM "table_75792" WHERE "Runner(s)-up" = 'ernie els'