| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 21294 | 39.2 % | ||
 | Windows XP | 1434 | 2.6 % |  |
 | Windows Vista | 2347 | 4.3 % | |
 | Windows (unknown version) | 2 | 0 % | |
 | Windows NT | 8078 | 14.9 % | |
 | Windows ME | 3 | 0 % | |
 | Windows Vista (LongHorn) | 134 | 0.2 % | |
 | Windows 98 | 4 | 0 % | |
 | Windows 95 | 8 | 0 % | |
 | Windows 2008 | 9169 | 16.9 % | |
 | Windows 2003 | 59 | 0.1 % | |
 | Windows 2000 | 47 | 0 % | |
 | Windows 3.xx | 9 | 0 % | |
| BSD | 175 | 0.3 % | ||
 | OpenBSD | 28 | 0 % | |
 | NetBSD | 51 | 0 % | |
 | FreeBSD | 96 | 0.1 % | |
| Linux | 15894 | 29.3 % | ||
 | Ubuntu | 435 | 0.8 % | |
 | Suse | 70 | 0.1 % | |
 | Fedora | 66 | 0.1 % | |
 | Debian | 18 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 15305 | 28.2 % | |
| Macintosh | 7525 | 13.8 % | ||
 | Mac OS X | 7190 | 13.2 % | |
 | Mac OS | 335 | 0.6 % | |
| Others | 9324 | 17.1 % | ||
 | Unknown | 9263 | 17 % | |
 | Sun Solaris | 35 | 0 % | |
 | Unknown Unix system | 25 | 0 % | |
 | Aix | 1 | 0 % | |