[MSDN Library June 1998] ISO 8859-1 (22.7372485710546%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft SQL Server Programmer's Toolkit > SQL Server Setup > Appendix A Character Sets and Sort Orders > Character Sets

[MSDN Library June 1998] ISO Latin-1 Character Set (18.9164551374021%)

MSDN Library Visual Studio 6.0 > Platform SDK > Internet/Intranet/Extranet Services > Dynamic HTML > DHTML References > HTML References > HTML Character Sets

[MSDN Library June 1998] ISO 9660 Support for CD-ROM (13.1524196086606%)

MSDN Library Visual Studio 6.0 > Knowledge Base > Windows NT