CREATE TABLE table_55995 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What date was the away team Hawthorn?
SELECT "Date" FROM table_55995 WHERE "Away team" = 'hawthorn'
SELECT "Date" FROM "table_55995" WHERE "Away team" = 'hawthorn'