New Class Attributes
The following class attributes have been added to the `memberlist` class:
- `new_members_previous_month`: This attribute represents the number of new members in the previous month.
- `new_members_previous_month_percentage`: This attribute represents the percentage change in new members compared to the previous month.
- `new_members_current_month`: This attribute represents the number of new members in the current month.
- `new_members_current_month_percentage`: This attribute represents the percentage change in new members compared to the current month.
Please refer to the updated documentation for more details on how to use these new class attributes.