What is the Date when MARTIN had 8%?
CREATE TABLE table_36883 (
    "Source" text,
    "Date" text,
    "MARTIN" text,
    "GR\u00dcNE" text,
    "Others" text,
    "Undecided" text
)
SELECT "Date" FROM table_36883 WHERE "MARTIN" = '8%'
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 is the Date when MARTIN had 8%? ### Input: CREATE TABLE table_36883 (
    "Source" text,
    "Date" text,
    "MARTIN" text,
    "GR\u00dcNE" text,
    "Others" text,
    "Undecided" text
) ### Response: SELECT "Date" FROM table_36883 WHERE "MARTIN" = '8%'