How many years have an Original title of ?
CREATE TABLE table_37831 (
    "Year" real,
    "English title" text,
    "Original title" text,
    "Country" text,
    "Length" text
)
SELECT COUNT("Year") FROM table_37831 WHERE "Original title" = 'иваново детство'
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 have an Original title of ? ### Input: CREATE TABLE table_37831 (
    "Year" real,
    "English title" text,
    "Original title" text,
    "Country" text,
    "Length" text
) ### Response: SELECT COUNT("Year") FROM table_37831 WHERE "Original title" = 'иваново детство'