CREATE TABLE table_20637 ("State" CLOB, "Preliminary Average" CLOB, "Interview" CLOB, "Swimsuit" CLOB, "Evening Gown" CLOB, "Semifinal Average" CLOB)

What is the semifinal average where the preliminary average is 9.084 (1) ?
SELECT "Semifinal Average" FROM table_20637 WHERE "Preliminary Average" = '9.084 (1)'
SELECT "Semifinal Average" FROM "table_20637" WHERE "Preliminary Average" = '9.084 (1)'