This property defines the Unicodes which have numeric value as 1
Characters like 1,¹,١, etc. are listed under 1 Numeric Value.
144 Characters are present in 1 Numeric Value starting with the Unicode point U+0031 that represents the character 1.
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.