Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | English title | Original title | Country | Length |
| --- | --- | --- | --- | --- |
| 1956.0 | The Killers | Убийцы | Soviet Union | 19 min. |
| 1959.0 | There Will be No Leave Today | Сегодня увольнения не будет | Soviet Union | 46 min. |
| 1961.0 | The Steamroller and the Violin | Каток и скрипка | Soviet Union | 46 min. |
| 1962.0 | Ivan's Childhood | Иваново детство | Soviet Union | 95 min. |
| 1966.0 | Andrei Rublev | Андрей Рублёв | Soviet Union | 205 min. |
| 1972.0 | Solaris | Солярис | Soviet Union | 165 min. |
| 1975.0 | The Mirror | Зеркало | Soviet Union | 107 min. |
| 1979.0 | Stalker | Сталкер | Soviet Union | 164 min. |
| 1983.0 | Nostalghia | Nostalghia | Italy/Soviet Union | 125 min. |
| 1983.0 | Voyage in Time | Tempo di Viaggio | Italy | 63 min. |
| 1986.0 | The Sacrifice | Offret | Sweden | 149 min. |
Question:
How many years have an Original title of иваново детство?
Answer:
1.0