| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 505458 | 88.4 % | ||
 | Windows XP | 311513 | 54.5 % |  |
 | Windows NT | 27877 | 4.8 % | |
 | Windows Me | 367 | 0 % | |
 | Windows Vista | 154620 | 27 % | |
 | Windows CE | 141 | 0 % | |
 | Windows 98 | 1295 | 0.2 % | |
 | Windows 95 | 317 | 0 % | |
 | Windows 2003 | 3830 | 0.6 % | |
 | Windows 2000 | 5414 | 0.9 % | |
 | Windows 3.xx | 84 | 0 % | |
| BSD | 4 | 0 % | ||
 | FreeBSD | 4 | 0 % | |
| Linux | 14863 | 2.6 % | ||
 | Ubuntu | 8334 | 1.4 % | |
 | Suse | 2 | 0 % | |
 | Red Hat | 83 | 0 % | |
 | Fedora | 73 | 0 % | |
 | Debian | 386 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 5985 | 1 % | |
| Macintosh | 24472 | 4.2 % | ||
 | Mac OS X | 24470 | 4.2 % | |
 | Mac OS | 2 | 0 % | |
| Others | 26501 | 4.6 % | ||
 | Unknown | 26385 | 4.6 % | |
 | Unknown Unix system | 89 | 0 % | |
 | Symbian OS | 25 | 0 % | |
 | Sun Solaris | 2 | 0 % | |