When did the Metrostars have their first Rookie of the Year winner?
CREATE TABLE table_15885 (
    "Season" real,
    "Player" text,
    "Position" text,
    "Nationality" text,
    "Team" text,
    "Draft Pick #" text,
    "Draft Class" text,
    "College" text
)
SELECT MIN("Season") FROM table_15885 WHERE "Team" = 'MetroStars'
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: When did the Metrostars have their first Rookie of the Year winner? ### Input: CREATE TABLE table_15885 (
    "Season" real,
    "Player" text,
    "Position" text,
    "Nationality" text,
    "Team" text,
    "Draft Pick #" text,
    "Draft Class" text,
    "College" text
) ### Response: SELECT MIN("Season") FROM table_15885 WHERE "Team" = 'MetroStars'