CREATE TABLE table_4904 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the attendance of the Hawthorn as the away team?
SELECT SUM("Crowd") FROM table_4904 WHERE "Away team" = 'hawthorn'
SELECT SUM("Crowd") FROM "table_4904" WHERE "Away team" = 'hawthorn'