CREATE TABLE table_4494 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the attendance when the VFL played Lake Oval?
SELECT COUNT("Crowd") FROM table_4494 WHERE "Venue" = 'lake oval'
SELECT COUNT("Crowd") FROM "table_4494" WHERE "Venue" = 'lake oval'