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:
| Location | July (°C) | July (°F) | January (°C) | January (°F) |
| --- | --- | --- | --- | --- |
| St. John’s | 20/11 | 68/52 | −1/−9 | 30/16 |
| Gander | 21/11 °C | 71/51 | −3/−12 | 26/11 |
| Corner Brook | 22/13 | 71/55 | −3/−10 | 28/15 |
| Stephenville | 23/15 | 75/59 | −1/−8 | 30/17 |
| Happy Valley – Goose Bay | 20/10 °C | 68/49 | −13/−23 | 9/−9 |
Question:
What is the total number of January (°C) temperatures when the July (°C) temperatures were 23/15?
Answer:
1.0