- Letter：
AllA(4)B(6)C(2)F(27)H(47)I(3)L(3)M(10)N(8)O(2)P(15)R(4)S(3)T(2)U(3)X(7)Z(1)Symbol(28)Other(4)
- Unicode Block：
AllBasic Latin(1)Latin-1 Supplement(1)Latin Extended-A(1)Latin Extended-B(1)Spacing Modifier Letters(1)Combining Diacritical Marks(1)Cyrillic(1)Latin Extended Additional(1)General Punctuation(1)Superscripts and Subscripts(1)Currency Symbols(1)Combining Diacritical Marks for Symbols(1)Letterlike Symbols(1)Arrows(1)Mathematical Operators(1)Miscellaneous Technical(1)Geometric Shapes(1)Supplemental Mathematical Operators(1)Private Use Area(1)More
- Operating System：
AllWindows 95(1)Windows 98(1)Windows Me(1)Windows XP(4)Windows Vista(4)Windows 7(4)Windows 8(4)Windows 10(4)Windows 2000(4)Windows Server 2003(4)Windows Server 2008(4)Windows Server 2012(4)Windows Server 2016(4)Mac OS Classic(1)macOS(4)Linux(4)Android(4)iOS(4)