| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 678941 | 87.6 % | ||
 | Windows XP | 23302 | 3 % |  |
 | Windows Vista | 50678 | 6.5 % | |
 | Windows (unknown version) | 44 | 0 % | |
 | Windows NT | 461347 | 59.5 % | |
 | Windows Vista (LongHorn) | 3178 | 0.4 % | |
 | Windows 98 | 9 | 0 % | |
 | Windows 95 | 11 | 0 % | |
 | Windows 2008 | 139633 | 18 % | |
 | Windows 2003 | 213 | 0 % | |
 | Windows 2000 | 510 | 0 % | |
 | Windows 3.xx | 16 | 0 % | |
| BSD | 41 | 0 % | ||
 | OpenBSD | 32 | 0 % | |
 | FreeBSD | 9 | 0 % | |
| Linux | 5986 | 0.7 % | ||
 | Ubuntu | 109 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 5877 | 0.7 % | |
| Macintosh | 84465 | 10.9 % | ||
 | Mac OS X | 84450 | 10.9 % | |
 | Mac OS | 15 | 0 % | |
| Others | 5176 | 0.6 % | ||
 | Unknown | 5070 | 0.6 % | |
 | Unknown Unix system | 104 | 0 % | |
 | Sun Solaris | 1 | 0 % | |
 | Commodore 64 | 1 | 0 % | |