| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1750514 | 79.1 % | ||
 | Windows XP | 705851 | 31.9 % |  |
 | Windows Vista | 289 | 0 % | |
 | Windows (unknown version) | 26477 | 1.1 % | |
 | Windows NT | 1607 | 0 % | |
 | Windows ME | 234 | 0 % | |
 | Windows Vista (LongHorn) | 200112 | 9 % | |
 | Windows Mobile | 113 | 0 % | |
 | Windows 98 | 724 | 0 % | |
 | Windows 95 | 362 | 0 % | |
 | Windows 2008 | 802593 | 36.2 % | |
 | Windows 2003 | 8051 | 0.3 % | |
 | Windows 2000 | 4073 | 0.1 % | |
 | Windows 3.xx | 28 | 0 % | |
| BSD | 25 | 0 % | ||
 | FreeBSD | 25 | 0 % | |
| Linux | 36001 | 1.6 % | ||
 | Ubuntu | 4012 | 0.1 % | |
 | Suse | 406 | 0 % | |
 | Red Hat | 139 | 0 % | |
 | Mandriva (or Mandrake) | 62 | 0 % | |
 | Gentoo | 4 | 0 % | |
 | Fedora | 383 | 0 % | |
 | Debian | 50 | 0 % | |
 | Centos | 260 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 30685 | 1.3 % | |
| Macintosh | 367417 | 16.6 % | ||
 | Mac OS X | 367417 | 16.6 % | |
| Others | 57528 | 2.6 % | ||
 | Unknown | 54990 | 2.4 % | |
 | Symbian OS | 1128 | 0 % | |
 | Sun Solaris | 878 | 0 % | |
 | Nintendo Wii | 191 | 0 % | |
 | Unknown Unix system | 172 | 0 % | |
 | Sony PlayStation Portable | 166 | 0 % | |
 | OS/2 | 3 | 0 % | |