SELECT AVG("Crowd") FROM table_50626 WHERE "Home team score" = '11.11 (77)'
What was the average crowd size for a home team score of 11.11 (77)?
CREATE TABLE table_50626 (
    "Home team" text,
    "Home team score" text,
    "Away team" text,
    "Away team score" text,
    "Ground" text,
    "Crowd" real,
    "Date" text
)