What is every value for viewers for ranking #51 for the Tuesday 9:00 p.m. timeslot?
CREATE TABLE table_21813 (
    "Season" text,
    "Timeslot" text,
    "Premiere" text,
    "Finale" text,
    "TV season" text,
    "Ranking" text,
    "Viewers (in millions)" text
)
SELECT "Viewers (in millions)" FROM table_21813 WHERE "Ranking" = '#51' AND "Timeslot" = 'Tuesday 9:00 p.m.'
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 is every value for viewers for ranking #51 for the Tuesday 9:00 p.m. timeslot? ### Input: CREATE TABLE table_21813 (
    "Season" text,
    "Timeslot" text,
    "Premiere" text,
    "Finale" text,
    "TV season" text,
    "Ranking" text,
    "Viewers (in millions)" text
) ### Response: SELECT "Viewers (in millions)" FROM table_21813 WHERE "Ranking" = '#51' AND "Timeslot" = 'Tuesday 9:00 p.m.'