This technote provides the steps to get the data output in Subscript and Superscript format.
For the text item, there is a property named"Relative Alignment" where you can select the Value to be Subscript or Superscript.
Steps to apply this property:
1. Unlock the report
2. Select the data item for which you need to apply this setting to.
3. In the properties pane, under the Font & Text properties of the Text Item, select Superscript or Subscript from the Relative Alignment.