How many different voivodenship have 747 900 citizes?
CREATE TABLE table_11656578_2 (
    voivodeship VARCHAR,
    population__1980_ VARCHAR
)
SELECT COUNT(voivodeship) FROM table_11656578_2 WHERE population__1980_ = "747 900"
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: How many different voivodenship have 747 900 citizes? ### Input: CREATE TABLE table_11656578_2 (
    voivodeship VARCHAR,
    population__1980_ VARCHAR
) ### Response: SELECT COUNT(voivodeship) FROM table_11656578_2 WHERE population__1980_ = "747 900"