| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 2760167 | 91.7 % | ||
 | Windows XP | 1640158 | 54.4 % |  |
 | Windows NT | 187868 | 6.2 % | |
 | Windows Me | 1210 | 0 % | |
 | Windows Vista | 882030 | 29.3 % | |
 | Windows CE | 217 | 0 % | |
 | Windows 98 | 2515 | 0 % | |
 | Windows 95 | 18 | 0 % | |
 | Windows 2003 | 27768 | 0.9 % | |
 | Windows 2000 | 16025 | 0.5 % | |
 | Windows 3.xx | 2358 | 0 % | |
| Linux | 23442 | 0.7 % | ||
 | Ubuntu | 11758 | 0.3 % | |
 | Suse | 438 | 0 % | |
 | Mandriva (or Mandrake) | 13 | 0 % | |
 | Fedora | 1130 | 0 % | |
 | Debian | 465 | 0 % | |
 | Centos | 68 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 9570 | 0.3 % | |
| Macintosh | 135855 | 4.5 % | ||
 | Mac OS X | 135848 | 4.5 % | |
 | Mac OS | 7 | 0 % | |
| Others | 90200 | 2.9 % | ||
 | Unknown | 89670 | 2.9 % | |
 | Symbian OS | 525 | 0 % | |
 | Sun Solaris | 3 | 0 % | |
 | Unknown Unix system | 1 | 0 % | |
 | CPM | 1 | 0 % | |