- Letter:
AllA(19)B(17)C(19)D(11)E(7)F(15)G(11)H(13)J(4)L(10)M(19)P(13)R(13)S(21)T(16)W(5)Y(3)Digital(2)Other(2)
- Range Of Character Number:
All0-100(3)101-200(3)201-500(19)501-1000(11)1001-2000(4)2001-5000(15)5001-10000(2)10001-20000(4)20001-50000(9)50001-65536(6)
- Operating System:
AllWindows 95(15)Windows 98(15)Windows Me(15)Windows XP(20)Windows Vista(20)Windows 7(20)Windows 8(20)Windows 10(20)Windows 2000(20)Windows Server 2003(20)Windows Server 2008(20)Windows Server 2012(20)Windows Server 2016(20)Mac OS Classic(15)macOS(20)Linux(20)Android(19)iOS(20)