What is the lowest rank of Qaanaaq, which has a population greater than 231?
CREATE TABLE table_15264 (
    "Rank" real,
    "Population" real,
    "Name" text,
    "Former Name" text,
    "Municipality" text
)
SELECT MIN("Rank") FROM table_15264 WHERE "Population" > '231' AND "Name" = 'qaanaaq'
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 is the lowest rank of Qaanaaq, which has a population greater than 231? ### Input: CREATE TABLE table_15264 (
    "Rank" real,
    "Population" real,
    "Name" text,
    "Former Name" text,
    "Municipality" text
) ### Response: SELECT MIN("Rank") FROM table_15264 WHERE "Population" > '231' AND "Name" = 'qaanaaq'