| Used Operating Systems |
| 1 | 4856 | 38.68 | 402 | 9.72 | Windows NT |
| 2 | 3399 | 27.08 | 2791 | 67.51 | +http://www.baidu.com/search/spider.html |
| 3 | 1392 | 11.09 | 500 | 12.09 | +http://www.google.com/bot.html |
| 4 | 768 | 6.12 | 11 | 0.27 | http://crawler.sistrix.net/ |
| 5 | 553 | 4.40 | 22 | 0.53 | ezooms.bot@gmail.com |
| 6 | 445 | 3.54 | 9 | 0.22 | Windows 98 |
| 7 | 397 | 3.16 | 132 | 3.19 | +http://yandex.com/bots |
| 8 | 247 | 1.97 | 62 | 1.50 | +http://www.bing.com/bingbot.htm |
| 9 | 100 | 0.80 | 61 | 1.48 | +http://ahrefs.com/robot/ |
| 10 | 70 | 0.56 | 48 | 1.16 | Intel Mac OS X 10.4 |
| 11 | 61 | 0.49 | 21 | 0.51 | Windows 95 |
| 12 | 47 | 0.37 | 26 | 0.63 | +http://www.exabot.com/go/robot |
| 13 | 43 | 0.34 | 12 | 0.29 | http://www.majestic12.co.uk/bot.php?+ |
| 14 | 34 | 0.27 | 5 | 0.12 | Linux i686 [unknown version] |
| 15 | 27 | 0.22 | 1 | 0.02 | Windows XP |
| 16 | 18 | 0.14 | 4 | 0.10 | Windows 3.1 |
| 17 | 17 | 0.14 | 6 | 0.15 | Windows ME |
| 18 | 15 | 0.12 | 6 | 0.15 | Windows CE |
| 19 | 13 | 0.10 | 3 | 0.07 | Windows 2000 |
| 20 | 12 | 0.10 | 0 | 0.00 | OS/2 |
| 21 | 11 | 0.09 | 2 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 22 | 7 | 0.06 | 5 | 0.12 | MSIE 5.5; Windows NT 5.0 |
| 23 | 5 | 0.04 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 24 | 4 | 0.03 | 2 | 0.05 | +info@netcraft.com |
| 25 | 3 | 0.02 | 0 | 0.00 | +http://fulltext.sblog.cz/screenshot/ |
| 26 | 2 | 0.02 | 2 | 0.05 | http://www.lipperhey.com/ |
| 27 | 2 | 0.02 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 28 | 2 | 0.02 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 29 | 2 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 30 | 1 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 31 | 1 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
