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:
| Expedition | Crew | Launch date | Flight up | Landing date | Flight down | Duration (days) |
| --- | --- | --- | --- | --- | --- | --- |
| Salyut 7 – EO-1 | Anatoli Berezovoy , Valentin Lebedev | 13 May 1982 09:58:05 UTC | Soyuz T-5 | 10 December 1982 19:02:36 UTC | Soyuz T-7 | 211.38 |
| Salyut 7 – EO-2 | Vladimir Lyakhov , Aleksandr Pavlovich Aleksandrov | 27 June 1983 09:12:00 UTC | Soyuz T-9 | 23 November 1983 19:58:00 UTC | Soyuz T-9 | 149.45 |
| Salyut 7 – EO-3 | Leonid Kizim , Vladimir Solovyov , Oleg Atkov | 8 February 1984 12:07:26 UTC | Soyuz T-10 | 2 October 1984 10:57:00 UTC | Soyuz T-11 | 236.95 |
| Salyut 7 – EO-4-1a | Viktor Savinykh | 6 June 1985 06:39:52 UTC | Soyuz T-13 | 21 November 1985 10:31:00 UTC | Soyuz T-14 | 168.16 |
| Salyut 7 – EO-4-1b | Vladimir Dzhanibekov | 6 June 1985 06:39:52 UTC | Soyuz T-13 | 26 September 1985 09:51:58 UTC | Soyuz T-13 | 112.13 |
| Salyut 7 – EP-5 | Georgi Grechko | 17 September 1985 12:38:52 UTC | Soyuz T-14 | 26 September 1985 09:51:58 UTC | Soyuz T-13 | 8.88 |
| Salyut 7 – EO-4-2 | Vladimir Vasyutin , Alexander Volkov | 17 September 1985 12:38:52 UTC | Soyuz T-14 | 21 November 1985 10:31:00 UTC | Soyuz T-14 | 64.91 |
Question:
Name the duration for  vladimir vasyutin , alexander volkov
Answer:
1.0