This property defines the Unicodes which have numeric value as -1/2
Characters like ༳, etc. are listed under -1/2 Numeric Value.
1 Characters are present in -1/2 Numeric Value starting with the Unicode point U+0F33 that represents the character ༳.
Currently, as per latest version 15.0.0, Unicode supports 150 number of Numeric Value. Here are a few examples - 0,1,1/10, etc.