- Letter:
AllA(14)B(12)C(14)D(8)E(5)F(11)G(8)H(9)I(7)J(3)K(5)L(8)M(80)N(17)P(9)R(20)S(15)T(11)U(6)More
- Range Of Character Number:
All0-100(136)101-200(161)201-500(184)501-1000(38)1001-2000(8)2001-5000(11)5001-10000(12)10001-20000(6)20001-50000(7)50001-65536(3)
- Operating System:
AllWindows 95(11)Windows 98(11)Windows Me(11)Windows XP(15)Windows Vista(15)Windows 7(15)Windows 8(15)Windows 10(15)Windows 2000(15)Windows Server 2003(15)Windows Server 2008(15)Windows Server 2012(15)Windows Server 2016(15)Mac OS Classic(12)macOS(15)Linux(15)Android(15)iOS(15)