| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 536 | 59.8 % | ||
 | Windows XP | 313 | 34.9 % |  |
 | Windows NT | 11 | 1.2 % | |
 | Windows ME | 3 | 0.3 % | |
 | Windows 98 | 44 | 4.9 % | |
 | Windows 2000 | 165 | 18.4 % | |
| BSD | 4 | 0.4 % | ||
 | FreeBSD | 4 | 0.4 % | |
| Linux | 90 | 10 % | ||
 | Red Hat | 2 | 0.2 % | |
 | GNU Linux (Unknown or unspecified distribution) | 88 | 9.8 % | |
| Macintosh | 31 | 3.4 % | ||
 | Mac OS X | 16 | 1.7 % | |
 | Mac OS | 15 | 1.6 % | |
| Others | 235 | 26.2 % | ||
 | Unknown | 206 | 22.9 % | |
 | Sun Solaris | 13 | 1.4 % | |
 | OSF Unix | 9 | 1 % | |
 | Unknown Unix system | 3 | 0.3 % | |
 | Irix | 2 | 0.2 % | |
 | HP UX | 2 | 0.2 % | |