how many years were they in tier 3
CREATE TABLE table_203_231 (
    id number,
    "season" text,
    "tier" number,
    "division" text,
    "place" text
)
SELECT COUNT("season") FROM table_203_231 WHERE "tier" = 3
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 years were they in tier 3 ### Input: CREATE TABLE table_203_231 (
    id number,
    "season" text,
    "tier" number,
    "division" text,
    "place" text
) ### Response: SELECT COUNT("season") FROM table_203_231 WHERE "tier" = 3