| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1391661 | 87.1 % | ||
 | Windows XP | 48287 | 3 % |  |
 | Windows Vista | 87233 | 5.4 % | |
 | Windows (unknown version) | 93 | 0 % | |
 | Windows NT | 955597 | 59.8 % | |
 | Windows Vista (LongHorn) | 7072 | 0.4 % | |
 | Windows 98 | 10 | 0 % | |
 | Windows 95 | 34 | 0 % | |
 | Windows 2008 | 292113 | 18.2 % | |
 | Windows 2003 | 374 | 0 % | |
 | Windows 2000 | 832 | 0 % | |
 | Windows 3.xx | 16 | 0 % | |
| BSD | 152 | 0 % | ||
 | OpenBSD | 50 | 0 % | |
 | NetBSD | 42 | 0 % | |
 | FreeBSD | 60 | 0 % | |
| Linux | 10097 | 0.6 % | ||
 | Ubuntu | 600 | 0 % | |
 | Fedora | 5 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 9492 | 0.5 % | |
| Macintosh | 182513 | 11.4 % | ||
 | Mac OS X | 182493 | 11.4 % | |
 | Mac OS | 20 | 0 % | |
| Others | 12088 | 0.7 % | ||
 | Unknown | 11897 | 0.7 % | |
 | Unknown Unix system | 191 | 0 % | |