In 1950 what is the average rank?
CREATE TABLE table_5469 (
    "Rank" real,
    "Name" text,
    "Street Address" text,
    "Height feet / m" text,
    "Floors" real,
    "Year" real
)
SELECT AVG("Rank") FROM table_5469 WHERE "Year" = '1950'
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: In 1950 what is the average rank? ### Input: CREATE TABLE table_5469 (
    "Rank" real,
    "Name" text,
    "Street Address" text,
    "Height feet / m" text,
    "Floors" real,
    "Year" real
) ### Response: SELECT AVG("Rank") FROM table_5469 WHERE "Year" = '1950'