user: Question: How many years have an Original title of иваново детство?
Columns: ['Year', 'English title', 'Original title', 'Country', 'Length']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1956.0, 'The Killers', 'Убийцы', 'Soviet Union', '19 min.']
SQL:

assistant: SELECT COUNT("Year") FROM "Table" WHERE "Original title" = 'иваново детство';