This property defines the Decomposition Type of the Unicodes as Superscript Form
Characters like ª,²,³, etc. are listed under Superscript Form Decomposition Type.
249 Characters are present in Superscript Form Decomposition Type starting with the Unicode point U+00AA that represents the character ª.
Currently, as per latest version 15.0.0, Unicode supports 18 number of Decomposition Type. Here are a few examples - Canonical Decomposition,Compatibility,Enclosing Mark, etc.