which song is at the top for downloads ?
CREATE TABLE table_204_420 (
    id number,
    "month" text,
    "song" text,
    "artist" text,
    "aggregate points" number,
    "total downloads" number,
    "year-end chart" number
)
SELECT "song" FROM table_204_420 ORDER BY "total downloads" DESC LIMIT 1
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 song is at the top for downloads ? ### Input: CREATE TABLE table_204_420 (
    id number,
    "month" text,
    "song" text,
    "artist" text,
    "aggregate points" number,
    "total downloads" number,
    "year-end chart" number
) ### Response: SELECT "song" FROM table_204_420 ORDER BY "total downloads" DESC LIMIT 1