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:
| Rank | Name | City | Metres | Floors |
| --- | --- | --- | --- | --- |
| 1.0 | Z-Towers | Riga | 133.0 | 34.0 |
| 2.0 | Panorama Plaza III | Riga | 114.0 | 32.0 |
| 3.0 | Spice - office building | Riga | 114.0 | 28.0 |
| 4.0 | Panorama Plaza IV | Riga | 99.0 | 25.0 |
| 5.0 | Elipses Apartamenti | Riga | 96.0 | 31.0 |
| 6.0 | Da Vinci apartments | Riga | 95.0 | 27.0 |
| 7.0 | Symbiotic Tower | Riga | 91.0 | 24.0 |
| 8.0 | Zaķusala Embankment I | Riga | 84.0 | 26.0 |
| 9.0 | Zaķusala Embankment II | Riga | 84.0 | 26.0 |
| 10.0 | Dzelzavas street 74 | Riga | 75.0 | 24.0 |
| 11.0 | Office centre Skanste | Riga | 74.0 | 20.0 |
| 12.0 | ABLV bank central office building | Riga | 74.0 | 20.0 |
| 13.0 | The New Hanza city hotel building | Riga | 73.0 | 19.0 |
| 14.0 | National Latvian Library | Riga | 68.0 | 13.0 |
Question:
What is the average number of metres for the Dzelzavas Street 74?
Answer:
75.0