CREATE TABLE table_57452 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

When the home team was Richmond, what was the largest crowd?
SELECT MAX("Crowd") FROM table_57452 WHERE "Home team" = 'richmond'
SELECT MAX("Crowd") FROM "table_57452" WHERE "Home team" = 'richmond'