what year did firehouse release their last single ?
CREATE TABLE table_203_723 (
    id number,
    "year" number,
    "song" text,
    "us hot 100" number,
    "us msr" number,
    "us a.c." number,
    "can" number,
    "uk singles" number,
    "album" text
)
SELECT MAX("year") FROM table_203_723
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: what year did firehouse release their last single ? ### Input: CREATE TABLE table_203_723 (
    id number,
    "year" number,
    "song" text,
    "us hot 100" number,
    "us msr" number,
    "us a.c." number,
    "can" number,
    "uk singles" number,
    "album" text
) ### Response: SELECT MAX("year") FROM table_203_723