| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 969754 | 70.8 % | ||
 | Windows XP | 208988 | 15.2 % |  |
 | Windows Vista | 83968 | 6.1 % | |
 | Windows (unknown version) | 1638 | 0.1 % | |
 | Windows NT | 4715 | 0.3 % | |
 | Windows ME | 168 | 0 % | |
 | Windows Vista (LongHorn) | 55770 | 4 % | |
 | Windows Mobile | 20 | 0 % | |
 | Windows 98 | 735 | 0 % | |
 | Windows 95 | 73 | 0 % | |
 | Windows 2008 | 607237 | 44.3 % | |
 | Windows 2003 | 3774 | 0.2 % | |
 | Windows 2000 | 2599 | 0.1 % | |
 | Windows 3.xx | 69 | 0 % | |
| BSD | 161 | 0 % | ||
 | OpenBSD | 18 | 0 % | |
 | NetBSD | 4 | 0 % | |
 | FreeBSD | 139 | 0 % | |
| Linux | 113128 | 8.2 % | ||
 | Ubuntu | 11073 | 0.8 % | |
 | Suse | 356 | 0 % | |
 | Red Hat | 46 | 0 % | |
 | Mandriva (or Mandrake) | 49 | 0 % | |
 | Gentoo | 83 | 0 % | |
 | Fedora | 138 | 0 % | |
 | Debian | 161 | 0 % | |
 | Centos | 41 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 101181 | 7.3 % | |
| Macintosh | 216330 | 15.7 % | ||
 | Mac OS X | 216293 | 15.7 % | |
 | Mac OS | 37 | 0 % | |
| Others | 70026 | 5.1 % | ||
 | Unknown | 69276 | 5 % | |
 | Unknown Unix system | 375 | 0 % | |
 | Symbian OS | 273 | 0 % | |
 | Sun Solaris | 41 | 0 % | |
 | Sony PlayStation Portable | 22 | 0 % | |
 | Nintendo Wii | 17 | 0 % | |
 | OS/2 | 12 | 0 % | |
 | BeOS | 6 | 0 % | |
 | CPM | 3 | 0 % | |
 | RISC OS | 1 | 0 % | |