which years had the least number of singles released ?
CREATE TABLE table_203_830 (
    id number,
    "year" number,
    "song" text,
    "chart positions\nus country" number,
    "chart positions\ncan country" number,
    "album" text
)
SELECT "year" FROM table_203_830 GROUP BY "year" HAVING COUNT("song") = (SELECT COUNT("song") FROM table_203_830 GROUP BY "year" ORDER BY COUNT("song") 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 years had the least number of singles released ? ### Input: CREATE TABLE table_203_830 (
    id number,
    "year" number,
    "song" text,
    "chart positions\nus country" number,
    "chart positions\ncan country" number,
    "album" text
) ### Response: SELECT "year" FROM table_203_830 GROUP BY "year" HAVING COUNT("song") = (SELECT COUNT("song") FROM table_203_830 GROUP BY "year" ORDER BY COUNT("song") LIMIT 1)