What's the crowd size with an away score of 16.9 (105)?
CREATE TABLE table_8489 (
    "Home team" text,
    "Home team score" text,
    "Away team" text,
    "Away team score" text,
    "Ground" text,
    "Date" text,
    "Crowd" real
)
SELECT "Crowd" FROM table_8489 WHERE "Away team score" = '16.9 (105)'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What's the crowd size with an away score of 16.9 (105)? ### Input: CREATE TABLE table_8489 (
    "Home team" text,
    "Home team score" text,
    "Away team" text,
    "Away team score" text,
    "Ground" text,
    "Date" text,
    "Crowd" real
) ### Response: SELECT "Crowd" FROM table_8489 WHERE "Away team score" = '16.9 (105)'