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 6 - EO-1 | Yuri Romanenko , Georgi Grechko | 10 December 1977 01:18:40 | Soyuz 26 | 16 March 1978 11:18:47 | Soyuz 27 | 96.42 |
| Salyut 6 - EP-1 | Vladimir Dzhanibekov , Oleg Makarov | 10 January 1978 12:26:00 | Soyuz 27 | 16 January 1978 11:24:58 | Soyuz 26 | 5.96 |
| Salyut 6 - EP-2 | Aleksei Gubarev , Vladimír Remek - Czechoslovakia | 2 March 1978 15:28:00 | Soyuz 28 | 10 March 1978 13:44:00 | Soyuz 28 | 7.93 |
| Salyut 6 - EO-2 | Vladimir Kovalyonok , Aleksandr Ivanchenkov | 15 June 1978 20:16:45 | Soyuz 29 | 2 November 1978 11:04:17 | Soyuz 31 | 139.62 |
| Salyut 6 - EP-3 | Pyotr Klimuk , Miroslaw Hermaszewski - Poland | 27 June 1978 15:27:21 | Soyuz 30 | 5 July 1978 13:30:20 | Soyuz 30 | 7.92 |
| Salyut 6 - EO-3 | Vladimir Lyakhov , Valery Ryumin | 25 February 1979 11:53:49 | Soyuz 32 | 19 August 1979 12:29:26 | Soyuz 34 | 175.02 |
| Salyut 6 - EO-4 | Leonid Popov , Valery Ryumin | 9 April 1980 13:38:22 | Soyuz 35 | 11 October 1980 09:49:57 | Soyuz 37 | 184.84 |
| Salyut 6 - EP-5 | Valery Kubasov , Bertalan Farkas - Hungary | 26 May 1980 18:20:39 | Soyuz 36 | 3 June 1980 15:06:23 | Soyuz 35 | 7.87 |
| Salyut 6 - EP-6 | Yuri Malyshev , Vladimir Aksyonov | 5 June 1980 14:19:30 | Soyuz T-2 | 9 June 1980 12:39:00 | Soyuz T-2 | 3.93 |
| Salyut 6 - EP-7 | Viktor Gorbatko , Pham Tuan - Vietnam | 23 July 1980 18:33:03 | Soyuz 37 | 31 July 1980 15:15:02 | Soyuz 36 | 7.86 |
| Salyut 6 - EP-8 | Yuri Romanenko , Arnaldo Tamayo Méndez - Cuba | 18 September 1980 19:11:03 | Soyuz 38 | 26 September 1980 15:54:27 | Soyuz 38 | 7.86 |
| Salyut 6 - EO-5 | Leonid Kizim , Oleg Makarov Gennady Strekalov | 27 November 1980 14:18:28 | Soyuz T-3 | 10 December 1980 09:26:10 | Soyuz T-3 | 12.80 |
| Salyut 6 - EO-6 | Vladimir Kovalyonok , Viktor Savinykh | 12 March 1981 19:00:11 | Soyuz T-4 | 26 May 1981 12:37:34 | Soyuz T-4 | 74.73 |
Question:
How many days were the station of Soyuz 35 in flight down were in orbit?
Answer:
7.87