| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 315271 | 53.5 % | ||
 | Windows XP | 56402 | 9.5 % |  |
 | Windows Vista | 34120 | 5.8 % | |
 | Windows (unknown version) | 14501 | 2.4 % | |
 | Windows NT | 232 | 0 % | |
 | Windows Vista (LongHorn) | 8014 | 1.3 % | |
 | Windows Mobile | 1 | 0 % | |
 | Windows 98 | 29 | 0 % | |
 | Windows 95 | 3 | 0 % | |
 | Windows 2008 | 198858 | 33.8 % | |
 | Windows 2003 | 830 | 0.1 % | |
 | Windows 2000 | 2280 | 0.3 % | |
 | Windows 3.xx | 1 | 0 % | |
| BSD | 52 | 0 % | ||
 | FreeBSD | 52 | 0 % | |
| Linux | 31301 | 5.3 % | ||
 | Ubuntu | 1721 | 0.2 % | |
 | Suse | 119 | 0 % | |
 | Red Hat | 42 | 0 % | |
 | Mandriva (or Mandrake) | 20 | 0 % | |
 | Gentoo | 24 | 0 % | |
 | Fedora | 87 | 0 % | |
 | Debian | 43 | 0 % | |
 | Centos | 96 | 0 % | |
 | Google Android | 7008 | 1.1 % | |
 | GNU Linux (Unknown or unspecified distribution) | 22141 | 3.7 % | |
| Macintosh | 71672 | 12.1 % | ||
 | Mac OS X | 71672 | 12.1 % | |
| Others | 169907 | 28.8 % | ||
 | Unknown | 167721 | 28.5 % | |
 | Java Mobile | 847 | 0.1 % | |
 | Java | 488 | 0 % | |
 | BlackBerry | 433 | 0 % | |
 | Unknown Unix system | 254 | 0 % | |
 | Symbian OS | 137 | 0 % | |
 | Sun Solaris | 24 | 0 % | |
 | iPhone OS (iPhone/iPod) | 3 | 0 % | |