CREATE TABLE table_430 ("State" TEXT, "Preliminaries" TEXT, "Interview" TEXT, "Swimsuit" TEXT, "Evening Gown" TEXT, "Average" TEXT)

What is the average score when the swimsuit score is 8.503?
SELECT "Average" FROM table_430 WHERE "Swimsuit" = '8.503'
SELECT "Average" FROM "table_430" WHERE "Swimsuit" = '8.503'