When you enable Measures for Email Studio in Marketing Cloud Engagement, you can select the system-defined measures as criteria in your data filters.
System-Defined Measures
- _Total Unique Opens Last 30 Days
- _Total Unique Clicks Last 30 Days
- _Total Marketing Sends Last 30 Days
- _Total Transactional Sends Last 30 Days
- _Total Hard Bounces Last 30 Days
- _Total Unsubscribes for Marketing Sends Last 30 Days
- _Total Emails Not Opened Last 30 Days
- _Total Emails Not Clicked on Last 30 Days