| Used Operating Systems |
| 1 | 5775 | 59.82 | 110 | 7.04 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1435 | 14.86 | 335 | 21.43 | +http://www.baidu.com/search/spider.html |
| 3 | 981 | 10.16 | 398 | 25.46 | Windows NT |
| 4 | 593 | 6.14 | 387 | 24.76 | +http://www.google.com/bot.html |
| 5 | 565 | 5.85 | 197 | 12.60 | +http://www.linkdex.com/bots/ |
| 6 | 199 | 2.06 | 79 | 5.05 | +http://yandex.com/bots |
| 7 | 22 | 0.23 | 18 | 1.15 | Windows 95 |
| 8 | 20 | 0.21 | 2 | 0.13 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 17 | 0.18 | 12 | 0.77 | Windows 98 |
| 10 | 8 | 0.08 | 5 | 0.32 | Windows XP |
| 11 | 8 | 0.08 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 12 | 8 | 0.08 | 4 | 0.26 | +http://help.coccoc.com/searchengine |
| 13 | 5 | 0.05 | 5 | 0.32 | Windows ME |
| 14 | 5 | 0.05 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 15 | 4 | 0.04 | 4 | 0.26 | Windows CE |
| 16 | 2 | 0.02 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 17 | 2 | 0.02 | 2 | 0.13 | Windows 3.1 |
| 18 | 2 | 0.02 | 2 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 19 | 2 | 0.02 | 2 | 0.13 | ) - BrowseX (2.0.0 Windows |
| 20 | 1 | 0.01 | 1 | 0.06 | MSIE 5.5; Windows NT 4.0 |
