CREATE TABLE table_23298 ("#" FLOAT, "Player" CLOB, "Age" FLOAT, "Australian Open" FLOAT, "French Open" FLOAT, "Wimbledon" FLOAT, "US Open" FLOAT)

How many times did Roy Emerson win the Australian Open?
SELECT COUNT("Australian Open") FROM table_23298 WHERE "Player" = 'Roy Emerson'
SELECT COUNT("Australian Open") FROM "table_23298" WHERE "Player" = 'Roy Emerson'