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 (km) | Year named |
| --- | --- | --- | --- | --- |
| Akka Tholus | 75.1 N | 233.0 E | 19.4 | 2009 |
| Alcyone Tholus | 2.1S | 256.4E | 70.0 | 2003 |
| Ale Tholus | 68.2N | 247.0E | 87.0 | 1985 |
| Amra Tholus | 53.0N | 98.0E | 50.0 | 1997 |
| Angerona Tholus | 29.8S | 287.2E | 200.0 | 1997 |
| Angrboda Tholus | 73.8S | 116.0E | 80.0 | 1997 |
| Apakura Tholus | 40.3N | 208.8E | 10.0 | 2006 |
| Ashtart Tholus | 48.7N | 247.0E | 138.0 | 1985 |
| Azimua Tholi | 34.05S | 249.35E | 40.0 | 2006 |
| Bast Tholus | 57.8N | 130.3E | 83.0 | 1985 |
| Brigit Tholus | 49.0N | 246.0E | 0.0 | 1985 |
| Cotis Tholus | 44.3N | 233.0E | 62.0 | 1997 |
| Dröl-ma Tholus | 24.2N | 6.3E | 40.0 | 2000 |
| Eirene Tholus | 75.5 N | 230.0 E | 58.0 | 2009 |
| Evaki Tholus | 37.6N | 342.2E | 200.0 | 1997 |
| Ezili Tholus | 23.7N | 91.3E | 150.0 | 2006-09-25 |
| Furki Tholus | 35.9N | 236.4E | 79.0 | 1997 |
| Gerd Tholi | 54.5S | 291.5E | 50.0 | 1997 |
| Grechukha Tholi | 8.6S | 255.8E | 200.0 | 2000 |
| Iaso Tholus | 5.2N | 255.3E | 30.0 | 2003 |
| Justitia Tholus | 28.7S | 296.5E | 60.0 | 1997 |
| Khotal-Ekva Tholi | 9.1S | 177.8E | 50.0 | 1997 |
| Kwannon Tholus | 26.3S | 296.8E | 135.0 | 1997 |
| Lama Tholus | 7.8N | 266.0E | 110.0 | 2003 |
| Mahuea Tholus | 37.5S | 164.7E | 110.0 | 1994 |
| Meiboia Tholus | 44.7S | 281.3E | 85.0 | 1997 |
| Mentha Tholus | 43.0N | 237.3E | 79.0 | 1997 |
| Monoshi Tholus | 37.7S | 252.0E | 15.0 | 2006 |
| Muru Tholus | 9.0S | 305.5E | 40.0 | 1997 |
| Narina Tholi | 25.8S | 80.0E | 55.0 | 2000 |
| Ndara Tholus | 57.5S | 16.0E | 70.0 | 1997 |
| Neegyauks Tholus | 68.6S | 200.0E | 30.0 | 2000 |
| Nertus Tholus | 61.2N | 247.9E | 66.0 | 1985 |
| Nipa Tholus | 8.4N | 255.7E | 140.0 | 2003 |
| Norterma Tholus | 77.0S | 188.0E | 15.0 | 2000 |
| Otafuku Tholi | 28.7N | 46.3E | 80.0 | 1997 |
| Otohime Tholus | 32.0S | 268.2E | 20.0 | 2006 |
| Padma Tholi | 34.7S | 68.3E | 100.0 | 2000 |
| Pajan Yan Tholus | 8.3N | 252.2E | 80.0 | 2003 |
| Paoro Tholi | 10.5N | 268.0E | 225.0 | 2003 |
| Perynya Tholus | 0.7S | 353.2E | 110.0 | 2000 |
| Podaga Tholus | 56.3S | 2.0E | 40.0 | 1997 |
| Rohina Tholus | 40.6S | 295.4E | 30.0 | 1997 |
| Rosna Tholi | 25.5S | 73.3E | 130.0 | 2000 |
| Semele Tholi | 64.3N | 202.9E | 194.0 | 1985 |
| Shamiram Tholus | 6.9S | 335.2E | 10.0 | 2000 |
| Sumerla Tholi | 13.8S | 252.2E | 90.0 | 2000 |
| Toci Tholus | 29.5N | 355.1E | 300.0 | 1997 |
| Turi Tholus | 66.9S | 222.3E | 15.0 | 2000 |
| Tursa Tholus | 35.4S | 205.2E | 75.0 | 1997 |
| Upunusa Tholus | 66.2N | 252.4E | 223.0 | 1985 |
| Vilakh Tholus | 6.5S | 176.5E | 15.0 | 1997 |
| Vupar Tholus | 13.5S | 306.0E | 100.0 | 1997 |
| Wohpe Tholus | 41.4N | 288.1E | 40.0 | 2006 |
| Wurunsemu Tholus | 40.6N | 209.9E | 83.0 | 1985 |
| Yansa Tholus | 76.1 N | 232.2 E | 20.0 | 2009 |
| Yurt-Ava Tholus | 13.8S | 341.5E | 15.0 | 2000 |
| Zorya Tholus | 9.4S | 335.3E | 22.0 | 1994 |
Question:
What is the smallest diameter for Eirene Tholus?
Answer:
58.0