Attach example EXCEL file (not a picture, pasted text or any other than Excel format!). This file should be attached to a new post. Never change your original post (except admin's request).

To attach an Excel file to your post,
  • desensitize data
  • remeber that your example should reflect structure and type of data and contain the result what you want to achieve (manually created if necessary)
  • click Go Advanced,
  • scroll down until you see Manage Attachments,
  • click that and select Browse,
  • select your file and click Open,
  • click Upload and you will see your attachment below Upload Files from a website
  • click Close this window,
  • click Submit reply
After that you should see attachment in your post