| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 913809 | 70.2 % | ||
 | Windows XP | 208064 | 15.9 % |  |
 | Windows Vista | 62097 | 4.7 % | |
 | Windows (unknown version) | 1569 | 0.1 % | |
 | Windows NT | 2214 | 0.1 % | |
 | Windows ME | 154 | 0 % | |
 | Windows Vista (LongHorn) | 55341 | 4.2 % | |
 | Windows Mobile | 20 | 0 % | |
 | Windows 98 | 752 | 0 % | |
 | Windows 95 | 84 | 0 % | |
 | Windows 2008 | 577196 | 44.3 % | |
 | Windows 2003 | 3864 | 0.2 % | |
 | Windows 2000 | 2436 | 0.1 % | |
 | Windows 3.xx | 18 | 0 % | |
| BSD | 227 | 0 % | ||
 | OpenBSD | 26 | 0 % | |
 | NetBSD | 9 | 0 % | |
 | GNU/kFreeBSD | 2 | 0 % | |
 | FreeBSD | 190 | 0 % | |
| Linux | 105250 | 8 % | ||
 | Ubuntu | 11713 | 0.9 % | |
 | Suse | 276 | 0 % | |
 | Red Hat | 70 | 0 % | |
 | Mandriva (or Mandrake) | 42 | 0 % | |
 | Gentoo | 56 | 0 % | |
 | Fedora | 181 | 0 % | |
 | Debian | 475 | 0 % | |
 | Centos | 55 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 92382 | 7.1 % | |
| Macintosh | 209945 | 16.1 % | ||
 | Mac OS X | 209895 | 16.1 % | |
 | Mac OS | 50 | 0 % | |
| Others | 71331 | 5.4 % | ||
 | Unknown | 70751 | 5.4 % | |
 | Symbian OS | 225 | 0 % | |
 | Unknown Unix system | 219 | 0 % | |
 | Sun Solaris | 54 | 0 % | |
 | Sony PlayStation Portable | 23 | 0 % | |
 | Nintendo Wii | 22 | 0 % | |
 | AmigaOS | 8 | 0 % | |
 | OS/2 | 7 | 0 % | |
 | RISC OS | 6 | 0 % | |
 | OSF Unix | 5 | 0 % | |
 | Irix | 5 | 0 % | |
 | HP UX | 3 | 0 % | |
 | CPM | 2 | 0 % | |
 | Dreamcast | 1 | 0 % | |