- Letter:
AllA(7)C(8)D(7)F(14)G(4)I(1)L(33)M(3)O(2)P(2)Q(7)R(3)S(4)T(7)W(1)Symbol(12)Digital(2)Other(2)
- Operating System:
AllWindows 95(1)Windows 98(1)Windows Me(1)Windows XP(1)Windows Vista(1)Windows 7(1)Windows 8(1)Windows 10(1)Windows 2000(1)Windows Server 2003(1)Windows Server 2008(1)Windows Server 2012(1)Windows Server 2016(1)Mac OS Classic(1)macOS(1)Linux(1)Android(1)iOS(1)