CREATE TABLE table_54711 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the smallest crowd size for away team st kilda?
SELECT MIN("Crowd") FROM table_54711 WHERE "Away team" = 'st kilda'
SELECT MIN("Crowd") FROM "table_54711" WHERE "Away team" = 'st kilda'