If the data you want to add is not in the Variables dialog box, or the Process or Lean task panes, you can add it. Go to Manage data fields from the task pane.
|New||Create a new variable.|
|Move||Move an existing variable from one shape to the selected shape.|
|Copy X||Create a new variable by copying an existing X variable.|
|Copy Y||Create a new variable by copying an existing Y variable.|