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:
| Call-sign | Location | RF | PSIP | Programming |
| --- | --- | --- | --- | --- |
| WIVM-LD | Canton | 39 | 39.1 | RTV |
| WIVM-LD | Canton | 39 | 39.2 | Tuff TV |
| WIVM-LD | Canton | 39 | 39.3 | PBJ |
| WIVM-LD | Canton | 39 | 39.4 | Faith Ministries Radio (WJEE-FM 90.1 / WJDD-FM 90.9, audio-only) |
| WIVN-LD | Newcomerstown | 29 | 29.1 | RTV (WIVM-LD Simulcast) |
| WIVN-LD | Newcomerstown | 29 | 29.2 | PBJ |
| WIVN-LD | Newcomerstown | 29 | 29.3 | Tuff TV |
| WIVN-LD | Newcomerstown | 29 | 29.4 | Faith Ministries Radio (WJEE-FM 90.1 / WJDD-FM 90.9, audio-only) |
| WIVX-LD | Loudonville | 51 | 51.1 | RTV (WIVM-LD Simulcast) |
| WIVD-LD | Newcomerstown | 22 | 22.1 | RTV (WIVM-LD Simulcast) |
| W27DG-D | Millersburg | 27 | 27.1 | RTV (WIVM-LD Simulcast) |
Question:
how many jstations have an rf of at least 29?
Answer:
9