On this screen under Reports, you can see the progression of your subscribers.
The top graph shows how many active contacts are in the database. This is the total of subscribers - unsubscribers.
The bottom graph shows the net number of subscribers who joined or unsubscribed in a week. The value in the graph is subscribers - unsubscribers.
When there are more unsubscribers than subscribers, you will see the bar go downward in orange.
Export results
It is possible to export your results as PDF, CSV or by email. You'll see the export option at the bottom right.