You can choose to export all members, only active ones, or blocked ones.
Click on "Members"
Then go to "Tags" or "Segments" depending on which list you want to export.
Then choose which tag or segment you want to export
Then click on "Actions" in the top right corner
Then click on "Export to XLS"
Here you can choose whether you want to retrieve all subscribers, only active subscribers, or only blocked subscribers
After that, click on "Export"