| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 601131 | 80.8 % | ||
 | Windows XP | 326957 | 43.9 % |  |
 | Windows Vista | 8801 | 1.1 % | |
 | Windows (unknown version) | 3571 | 0.4 % | |
 | Windows NT | 257 | 0 % | |
 | Windows ME | 102 | 0 % | |
 | Windows Vista (LongHorn) | 17063 | 2.2 % | |
 | Windows Mobile | 3 | 0 % | |
 | Windows 98 | 119 | 0 % | |
 | Windows 95 | 43 | 0 % | |
 | Windows 2008 | 241250 | 32.4 % | |
 | Windows 2003 | 2536 | 0.3 % | |
 | Windows 2000 | 425 | 0 % | |
 | Windows 3.xx | 4 | 0 % | |
| BSD | 4 | 0 % | ||
 | OpenBSD | 1 | 0 % | |
 | FreeBSD | 3 | 0 % | |
| Linux | 29613 | 3.9 % | ||
 | Ubuntu | 1773 | 0.2 % | |
 | Suse | 366 | 0 % | |
 | Red Hat | 199 | 0 % | |
 | Mandriva (or Mandrake) | 72 | 0 % | |
 | Gentoo | 37 | 0 % | |
 | Fedora | 321 | 0 % | |
 | Debian | 31 | 0 % | |
 | Centos | 156 | 0 % | |
 | Google Android | 4369 | 0.5 % | |
 | GNU Linux (Unknown or unspecified distribution) | 22289 | 2.9 % | |
| Macintosh | 72970 | 9.8 % | ||
 | Mac OS X | 72955 | 9.8 % | |
 | Mac OS | 15 | 0 % | |
| Others | 39555 | 5.3 % | ||
 | Unknown | 35929 | 4.8 % | |
 | Java Mobile | 1857 | 0.2 % | |
 | Java | 819 | 0.1 % | |
 | BlackBerry | 613 | 0 % | |
 | Symbian OS | 143 | 0 % | |
 | Unknown Unix system | 137 | 0 % | |
 | Sun Solaris | 25 | 0 % | |
 | Sony PlayStation | 10 | 0 % | |
 | AmigaOS | 5 | 0 % | |
 | WebTV | 4 | 0 % | |
 | OSF Unix | 3 | 0 % | |
 | iPhone OS (iPhone/iPod) | 3 | 0 % | |
 | OS/2 | 2 | 0 % | |
 | Dreamcast | 1 | 0 % | |
 | Palm OS | 1 | 0 % | |
 | RISC OS | 1 | 0 % | |
 | Irix | 1 | 0 % | |
 | HP UX | 1 | 0 % | |