which nation has set the record the most times ?
CREATE TABLE table_204_678 (
    id number,
    "record" text,
    "athlete" text,
    "nation" text,
    "venue" text,
    "date" text,
    "#" number
)
SELECT "nation" FROM table_204_678 GROUP BY "nation" ORDER BY COUNT(*) 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 nation has set the record the most times ? ### Input: CREATE TABLE table_204_678 (
    id number,
    "record" text,
    "athlete" text,
    "nation" text,
    "venue" text,
    "date" text,
    "#" number
) ### Response: SELECT "nation" FROM table_204_678 GROUP BY "nation" ORDER BY COUNT(*) DESC LIMIT 1