Press the Add data from button, select a pipeline or filter as a data source and one of two types of tables from the drop-down list:
add FieldData - lists values of a selected output variable for all nodes; if the One field for each frame checkbox is enabled, there is a separate column for each frame
add IndexOverFrames - lists values of a selected output variable for a node with a specified index (number) in each frame
Configure the table:
Press the middle button by default showing Index to set the output data source and index.
Press the 3rd button from the left by default showing default text to set the table name.
Press the rightmost button with X symbol to delete the table object.
Press the Show table button to display the table.
Press the OK button to finish and close the task panel.