CREATE TABLE table_58281 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is the lowest crowd with home team richmond?
SELECT MIN("Crowd") FROM table_58281 WHERE "Home team" = 'richmond'
SELECT MIN("Crowd") FROM "table_58281" WHERE "Home team" = 'richmond'