what year had the most singles ?
CREATE TABLE table_204_56 (
    id number,
    "year" number,
    "song" text,
    "us r&b" number,
    "us rap" number,
    "album" text
)
SELECT "year" FROM table_204_56 GROUP BY "year" ORDER BY COUNT("song") 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: what year had the most singles ? ### Input: CREATE TABLE table_204_56 (
    id number,
    "year" number,
    "song" text,
    "us r&b" number,
    "us rap" number,
    "album" text
) ### Response: SELECT "year" FROM table_204_56 GROUP BY "year" ORDER BY COUNT("song") DESC LIMIT 1