| Code Value | Definition |
|---|---|
| inapplicable | There is no value. |
| missing | The correct value is not readily available to the sender of this data. Furthermore, a correct value may not exist. |
| other | Other reason. |
| template | The value will be available later (pending). |
| unknown | The correct value is not known to, and not computable by, the sender of this data. However, a correct value probably exists. |
| withheld | The value is not divulged. |