What episode number in the series had 2.77 million U.S. viewers?
CREATE TABLE table_24319661_5 (
    no_in_series INTEGER,
    us_viewers__million_ VARCHAR
)
SELECT MAX(no_in_series) FROM table_24319661_5 WHERE us_viewers__million_ = "2.77"
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 episode number in the series had 2.77 million U.S. viewers? ### Input: CREATE TABLE table_24319661_5 (
    no_in_series INTEGER,
    us_viewers__million_ VARCHAR
) ### Response: SELECT MAX(no_in_series) FROM table_24319661_5 WHERE us_viewers__million_ = "2.77"