When the change is 8.8%, what is the density (pop/km )?
CREATE TABLE table_1425958_1 (
    density__pop_km²_ VARCHAR,
    _percentage_change VARCHAR
)
SELECT density__pop_km²_ FROM table_1425958_1 WHERE _percentage_change = "8.8"
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 the change is 8.8%, what is the density (pop/km )? ### Input: CREATE TABLE table_1425958_1 (
    density__pop_km²_ VARCHAR,
    _percentage_change VARCHAR
) ### Response: SELECT density__pop_km²_ FROM table_1425958_1 WHERE _percentage_change = "8.8"