To export your entity's data you will want to start in the "Settings" section as shown below:
From here, you will need to click the "Data Export" tab on the top banner.
After you click "Data Export", you will see a screen similar to the one below. From this screen, you will be able to select which metrics you would like to have exported.
Click "Export", and you will be prompted to Download the data (Note: the file will only be available for 30 minutes after selecting Export). Your file will immediately download in a CSV format.