The number of Units, determined by the ID columns. If there is more than one ID column, this is the number of unique combinations.
The number of Steps, determined by the Step columns. If there is more than one Step column, this is the number of unique combinations.
The number of Operations, determined by the Timestamp columns. This is the same as the number of rows in your data table.
The number of levels, determined by the X, Process columns. If there is more than one X, Process column, this is the sum of the number of levels in each column.

Help created on 7/12/2018