If you add a second field to the data area of your table, Excel displays subtotals for each field. Figure 30-14 shows an example.
Figure 30-14. We've added a second field, Units, to the data area.
Notice that the table now includes a new field heading called Data. As with other field headings, you can further rearrange the table layout by dragging the new field heading, as Figure 30-15 shows. We moved the Data heading from the row axis to the column axis.
Figure 30-15. The Data field heading that appears whenever the data area ...