| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1375996 | 70.6 % | ||
 | Windows XP | 866857 | 44.4 % |  |
 | Windows Vista | 14 | 0 % | |
 | Windows (unknown version) | 3187 | 0.1 % | |
 | Windows NT | 1068 | 0 % | |
 | Windows ME | 438 | 0 % | |
 | Windows Vista (LongHorn) | 297245 | 15.2 % | |
 | Windows Mobile | 246 | 0 % | |
 | Windows 98 | 469 | 0 % | |
 | Windows 95 | 135 | 0 % | |
 | Windows 2008 | 179801 | 9.2 % | |
 | Windows 2003 | 21566 | 1.1 % | |
 | Windows 2000 | 4924 | 0.2 % | |
 | Windows 3.xx | 46 | 0 % | |
| Linux | 267930 | 13.7 % | ||
 | Ubuntu | 1374 | 0 % | |
 | Suse | 62 | 0 % | |
 | Red Hat | 35 | 0 % | |
 | Mandriva (or Mandrake) | 2 | 0 % | |
 | Gentoo | 18 | 0 % | |
 | Fedora | 85 | 0 % | |
 | Debian | 523 | 0 % | |
 | Centos | 5 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 265826 | 13.6 % | |
| Macintosh | 250781 | 12.8 % | ||
 | Mac OS X | 250781 | 12.8 % | |
| Others | 54161 | 2.7 % | ||
 | Unknown | 53222 | 2.7 % | |
 | Sony PlayStation Portable | 531 | 0 % | |
 | Unknown Unix system | 193 | 0 % | |
 | Nintendo Wii | 170 | 0 % | |
 | Symbian OS | 39 | 0 % | |
 | Sun Solaris | 6 | 0 % | |