How many seasons have a production code of 204?
CREATE TABLE table_20908 (
    "No. in series" real,
    "No. in season" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original airdate" text,
    "Production code" real
)
SELECT COUNT("No. in season") FROM table_20908 WHERE "Production code" = '204'
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: How many seasons have a production code of 204? ### Input: CREATE TABLE table_20908 (
    "No. in series" real,
    "No. in season" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original airdate" text,
    "Production code" real
) ### Response: SELECT COUNT("No. in season") FROM table_20908 WHERE "Production code" = '204'