| No | Programme Title | Transmission Date and Time | Company | Thousands of Viewers |
|---|---|---|---|---|
| 1 | POBOL Y CWM | Wednesday (20:00) and Sunday (18:10) | BBC Cymru | 46 |
| 2 | POBOL Y CWM | Thursday (20:00) and Sunday (18:30) | BBC Cymru | 46 |
| 3 | POBOL Y CWM | Monday (20:00) and Sunday (17:30) | BBC Cymru | 39 |
| = | POBOL Y CWM | Tuesday (20:00) and Sunday (17:50) | BBC Cymru | 39 |
| 5 | POBOL Y CWM | Friday (20:00) and Sunday (18:55) | BBC Cymru | 37 |
| 6 | NEWYDDION 9 | Tuesday (21:00) | BBC Cymru | 34 |
| = | Y SIOE 2017 | Thursday (21:30) and Thursday (24:00) | Boom Cymru TV | 34 |
| 8 | Y SIOE 2017 | Monday (20:25) and Monday (23:30) | Boom Cymru TV | 33 |
| 9 | Y SIOE 2017 | Tuesday (21:30) and Tuesday (23:30) | Boom Cymru TV | 31 |
| = | HENO | Tuesday (19:00) | Tinopolis | 31 |
| = | NOSON LAWEN HOGIA'R WYDDFA: DATHLU'R 50 | Saturday (20:30) | Cwmni Da | 31 |
| 12 | NEWYDDION 9 | Wednesday (21:00) | BBC Cymru | 29 |
| = | NEWYDDION 9 | Thursday (21:00) | BBC Cymru | 29 |
| 14 | Y SIOE 2017 | Saturday (19:00) | Boom Cymru TV | 27 |
| = | HENO | Monday (19:00) | Tinopolis | 27 |
| 16 | HENO | Thursday (19:00) and Friday (12:00) | Tinopolis | 24 |
| = | NEWYDDION 9 | Friday (21:00) | BBC Cymru | 24 |
| = | DECHRAU CANU DECHRAU CANMOL | Sunday (19:30) | Avanti | 24 |
| 19 | NEWYDDION 9 | Monday (21:00) | BBC Cymru | 23 |
| 20 | Y SIOE 2017 | Wednesday (21:30) and Wednesday (23:30) | Boom Cymru TV | 22 |
| = | FILM: HEDD WYN | Sunday (20:00) | Pendefig | 22 |
| = | Y SIOE 2017 | Monday (21:30) and Monday (24:00) | Boom Cymru TV | 22 |
| = | Y SIOE 2017 | Thursday (20:25) and Thursday (23:30) | Boom Cymru TV | 22 |
