When Spencer is the county what is total of the population (2010) (rank)?
CREATE TABLE table_961 (
    "IN No." real,
    "County Name" text,
    "Establishment Date (SW Indiana) (History) (Statehood)" text,
    "County Seat" text,
    "Time Zone" text,
    "Population (2010) (Rank)" text,
    "Area sq mi (km 2 ) (Rank)" text,
    "Twps" real,
    "ZIP code Prefix(es)" text,
    "% of Boundary by water" text
)
SELECT COUNT("Population (2010) (Rank)") FROM table_961 WHERE "County Name" = 'Spencer'
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: When Spencer is the county what is total of the population (2010) (rank)? ### Input: CREATE TABLE table_961 (
    "IN No." real,
    "County Name" text,
    "Establishment Date (SW Indiana) (History) (Statehood)" text,
    "County Seat" text,
    "Time Zone" text,
    "Population (2010) (Rank)" text,
    "Area sq mi (km 2 ) (Rank)" text,
    "Twps" real,
    "ZIP code Prefix(es)" text,
    "% of Boundary by water" text
) ### Response: SELECT COUNT("Population (2010) (Rank)") FROM table_961 WHERE "County Name" = 'Spencer'