> ## Documentation Index
> Fetch the complete documentation index at: https://platform.tatango.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Subscriber Activity Report

**Description**: The Subscriber Activity Report provides a view of your list health for the given period \[day/week/month]. It includes the number of subscribers who have recently joined, unsubscribed, and cleaned. Providing you with insights into how your list is growing over time.

**Frequency**: Daily/Weekly/Monthly

**Output**: .csv file

**Scope**: Includes data from all lists on the account

**Customization**: No customization is available for this report.

**Fields**:

* `report_run_date`: The date when the report was generated.
* `owner_account_id`: The Tatango account ID for the owner account of the organization.
* `company_name`: The name of the company associated with the Tatango account.
* `list_id`: The unique Tatango ID of the list from which the messages containing the clicks were sent.
* `list_name`: The name of the list in Tatango.
* `period_starting`: The date/time of the period starting for the report.
* `period_ending`: The date/time of the period starting for the report.
* `starting_list_size`: The number of active subscribers on the list at the start of the period.
* `ending_list_size`: The number of active subscribers on the list at the start of the period.
* `change`: The difference between starting\_list\_size and ending\_list\_size.
* `subscribers_added`: The number of new subscribers added during the period.
* `opt_outs`: The number of unsubscribes that occurred during the period.
* `cleans`: The number of cleans that occurred during the period.