CREATE TABLE table_4740 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the attendance at the St Kilda home game?
SELECT AVG("Crowd") FROM table_4740 WHERE "Home team" = 'st kilda'
SELECT AVG("Crowd") FROM "table_4740" WHERE "Home team" = 'st kilda'