CREATE TABLE table_203_523 (id NUMBER, "state" CLOB, "swimsuit" NUMBER, "interview" NUMBER, "evening gown" NUMBER, "average" NUMBER, "finalists" NUMBER)

what is the difference in points between the finalists and average in iowa ?
SELECT "finalists" - "average" FROM table_203_523 WHERE "state" = 'iowa'
SELECT "finalists" - "average" FROM "table_203_523" WHERE "state" = 'iowa'