Identifies the primary dimension for conversion value rule stats.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/enums/conversion_value_rule_primary_dimension.proto)

| Enums ||
|---|---|
| ## `AUDIENCE` | When a query-time audience condition is satisfied. |
| ## `DEVICE` | When a query-time browsing device condition is satisfied. |
| ## `GEO_LOCATION` | When a query-time Geo location condition is satisfied. |
| ## `ITINERARY` | When a query-time itinerary condition is satisfied. |
| ## `LOYALTY_MEMBERSHIP` | When a loyalty membership condition is satisfied. |
| ## `MULTIPLE` | When multiple rules are applied. |
| ## `NEW_VS_RETURNING_USER` | When a new or returning customer condition is satisfied. |
| ## `NO_RULE_APPLIED` | For no-value-rule-applied conversions after value rule is enabled. |
| ## `ORIGINAL` | Below are for value-rule-applied conversions: The original stats. |
| ## `UNKNOWN` | Used for return value only. Represents value unknown in this version. |
| ## `UNSPECIFIED` | Not specified. |