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:
| Vertical | Horizontal | Aspect ratio | Pixel aspect ratio | Form of scanning | Framerate ( Hz ) |
| --- | --- | --- | --- | --- | --- |
| 576.0 | 352.0 | 4:3 or 16:9 | non-square | interlaced | 25 (50 fields/s) |
| 576.0 | 352.0 | 4:3 or 16:9 | non-square | progressive | 25 |
| 576.0 | 480.0 | 4:3 or 16:9 | non-square | interlaced | 25 (50 fields/s) |
| 576.0 | 480.0 | 4:3 or 16:9 | non-square | progressive | 25 |
| 576.0 | 544.0 | 4:3 or 16:9 | non-square | interlaced | 25 (50 fields/s) |
| 576.0 | 544.0 | 4:3 or 16:9 | non-square | progressive | 25 |
| 576.0 | 720.0 | 4:3 or 16:9 | non-square | interlaced | 25 (50 fields/s) |
Question:
Name the number of horizontal when framerate hz is 25
Answer:
3.0