You can export you employee data like this:
Choose in the menu for Management - Users.
Click on 'To personnel overview'.
Click at the bottom on the 'Export to Excel' button to export the data. If this doesn't work, try disabling your pop-up blocker.
Go to Management > Users
Click on Excel View
Click on "more actions"
Click on "export to excel"
Attention: you need admin rights to do export employee data.