This property defines the Unicodes which have numeric value as 11
Characters like Ⅺ,ⅺ,⑪, etc. are listed under 11 Numeric Value.
9 Characters are present in 11 Numeric Value starting with the Unicode point U+216A that represents the character Ⅺ.
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.