Which Number of electorates (2009) has a Constituency number of 46?
CREATE TABLE table_name_77 (
    number_of_electorates__2009_ INTEGER,
    constituency_number VARCHAR
)
SELECT AVG(number_of_electorates__2009_) FROM table_name_77 WHERE constituency_number = "46"
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: Which Number of electorates (2009) has a Constituency number of 46? ### Input: CREATE TABLE table_name_77 (
    number_of_electorates__2009_ INTEGER,
    constituency_number VARCHAR
) ### Response: SELECT AVG(number_of_electorates__2009_) FROM table_name_77 WHERE constituency_number = "46"