based on the table of brazil 's results at the fifa world cup between 1930 and 2010 , in which listed year did brazil play on average only a single match in round 1 ?
CREATE TABLE table_203_57 (
    id number,
    "year" number,
    "round" text,
    "against" text,
    "score" text,
    "scorers" text
)
SELECT "year" FROM table_203_57 GROUP BY "year" HAVING COUNT(*) = 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: based on the table of brazil 's results at the fifa world cup between 1930 and 2010 , in which listed year did brazil play on average only a single match in round 1 ? ### Input: CREATE TABLE table_203_57 (
    id number,
    "year" number,
    "round" text,
    "against" text,
    "score" text,
    "scorers" text
) ### Response: SELECT "year" FROM table_203_57 GROUP BY "year" HAVING COUNT(*) = 1