List 31: Audience range precision
| Value | Description | Notes | Issue number | Modified in Issue |
|---|---|---|---|---|
| 01 | Exact | May only be used in Audience range precision (1), and when no Audience range precision (2) is present | 0 | 62 |
| 03 | From | May only be used in Audience range precision (1) | 0 | 62 |
| 04 | To | May be used in Audience range precision (1) when no Audience range precision (2) is present, or in Audience range precision (2) when Audience range precision (1) is code 03 | 0 | 62 |