- Letter:
AllA(2)B(6)C(33)D(5)F(8)G(5)H(10)I(18)K(13)L(11)P(1)R(6)S(25)T(3)V(2)W(3)X(6)Symbol(3)Other(3)
- Operating System:
AllWindows 95(3)Windows 98(3)Windows Me(3)Windows XP(9)Windows Vista(9)Windows 7(9)Windows 8(9)Windows 10(9)Windows 2000(9)Windows Server 2003(9)Windows Server 2008(9)Windows Server 2012(9)Windows Server 2016(9)Mac OS Classic(3)macOS(9)Linux(9)Android(9)iOS(9)