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:
| Name | Latitude | Longitude | Diameter | Year named | Namesake |
| --- | --- | --- | --- | --- | --- |
| Abydos Facula | 33.4N | 153.4W | 180.0 | 1985.0 | Egyptian town where Osiris was worshipped. |
| Akhmin Facula | 27.7N | 189.5W | 245.0 | 1997.0 | Egyptian town where Min was worshipped. |
| Bigeh Facula | 29.0N | 94.3W | 224.0 | 2000.0 | Island where Hapi, Egyptian Nile god, resided. |
| Buto Facula | 13.2N | 203.5W | 245.0 | 1985.0 | Swamp where Isis hid Osiris' body. |
| Coptos Facula | 9.9N | 209.2W | 329.0 | 1985.0 | Early town from which caravans departed. |
| Edfu Facula | 25.7N | 147.1W | 184.0 | 1985.0 | Egyptian town where Horus was worshipped. |
| Heliopolis Facula | 18.5N | 147.2W | 50.0 | 1997.0 | Sacred Egyptian city of the sun. |
| Hermopolis Facula | 22.4N | 195.3W | 260.0 | 1997.0 | Place where Unut was worshipped. |
| Memphis Facula | 14.1N | 131.9W | 361.0 | 1985.0 | Ancient capitol of lower kingdom. |
| Sais Facula | 37.9N | 14.2W | 137.0 | 1988.0 | Capital of Egypt in mid-7th century B.C. |
| Siwah Facula | 7.0N | 143.1W | 220.0 | 1985.0 | Oasis oracle of Zeus-Ammon; visited by Alexander. |
Question:
How many longitudes have a latitude of 9.9n?
Answer:
1.0