SELECT AVG("Crowd") FROM table_11169 WHERE "Away team" = 'hawthorn'
What was the attendance when Hawthorn played as the away team?
CREATE TABLE table_11169 (
    "Home team" text,
    "Home team score" text,
    "Away team" text,
    "Away team score" text,
    "Venue" text,
    "Crowd" real,
    "Date" text
)