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:
| Channel | Band | Video Frequency | Audio Frequency | Station | Network | Transmission | Format | Status |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 7.0 | UHF | 189.250- MHz | 194.750- MHz | TV1 | RTM | Analog | SDTV | Public |
| 27.0 | UHF | 519.250- MHz | 524.750- MHz | TV2 | RTM | Analog | SDTV | Public |
| 29.0 | UHF | 535.250- MHz | 540.750- MHz | TV3 | MPB | Analog | SDTV | Commercial |
| 37.0 | UHF | 599.250- MHz | 604.750- MHz | NTV7 | MPB | Analog | SDTV | Commercial |
| 44.0 | UHF | 655.250- MHz | 660.750- MHz | 8TV | MPB | Analog | SDTV | Commercial |
| 48.0 | UHF | 687.250- MHz | 692.750- MHz | TV9 | MPB | Analog | SDTV | Commercial |
Question:
How many networks are there that have a channel number 7?
Answer:
1.0