| Used Operating Systems |
| 1 | 42939 | 44.99 | 1248 | 11.49 | Windows NT |
| 2 | 28943 | 30.33 | 1844 | 16.98 | +http://www.bing.com/bingbot.htm |
| 3 | 7833 | 8.21 | 875 | 8.06 | +http://www.google.com/bot.html |
| 4 | 7241 | 7.59 | 6556 | 60.38 | +http://www.baidu.com/search/spider.html |
| 5 | 3083 | 3.23 | 3 | 0.03 | +http://ahrefs.com/robot/ |
| 6 | 1508 | 1.58 | 2 | 0.02 | Macintosh |
| 7 | 535 | 0.56 | 3 | 0.03 | PPC Mac OS X 10.5 |
| 8 | 493 | 0.52 | 2 | 0.02 | Intel Mac OS X 10.4 |
| 9 | 425 | 0.45 | 15 | 0.14 | Intel Mac OS X 10.6 |
| 10 | 329 | 0.34 | 71 | 0.65 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 275 | 0.29 | 1 | 0.01 | Unknown |
| 12 | 270 | 0.28 | 1 | 0.01 | X11 |
| 13 | 257 | 0.27 | 31 | 0.29 | Windows 98 |
| 14 | 177 | 0.19 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 15 | 172 | 0.18 | 4 | 0.04 | Linux [unknown version] |
| 16 | 170 | 0.18 | 43 | 0.40 | +http://yandex.com/bots |
| 17 | 156 | 0.16 | 3 | 0.03 | +http://www.scoutjet.com/ |
| 18 | 128 | 0.13 | 6 | 0.06 | Linux i686 [unknown version] |
| 19 | 101 | 0.11 | 1 | 0.01 | http://www.nerdbynature.net/bot |
| 20 | 84 | 0.09 | 25 | 0.23 | [email protected] |
| 21 | 46 | 0.05 | 36 | 0.33 | Windows 95 |
| 22 | 29 | 0.03 | 4 | 0.04 | +http://www.exabot.com/go/robot |
| 23 | 28 | 0.03 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 24 | 24 | 0.03 | 2 | 0.02 | Intel Mac OS X 10.7 |
| 25 | 24 | 0.03 | 3 | 0.03 | +http://fulltext.sblog.cz/screenshot/ |
| 26 | 19 | 0.02 | 1 | 0.01 | J2ME/MIDP |
| 27 | 15 | 0.02 | 12 | 0.11 | Windows CE |
| 28 | 14 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 29 | 12 | 0.01 | 3 | 0.03 | Intel Mac OS X 10.5 |
| 30 | 10 | 0.01 | 5 | 0.05 | Windows |
| 31 | 10 | 0.01 | 8 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 32 | 9 | 0.01 | 3 | 0.03 | http://help.naver.com/customer_webtxt_02... |
| 33 | 8 | 0.01 | 3 | 0.03 | Windows XP |
| 34 | 8 | 0.01 | 7 | 0.06 | Windows 3.1 |
| 35 | 7 | 0.01 | 7 | 0.06 | Windows 2000 |
| 36 | 7 | 0.01 | 1 | 0.01 | Android |
| 37 | 7 | 0.01 | 2 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 38 | 6 | 0.01 | 1 | 0.01 | Series 60 |
| 39 | 6 | 0.01 | 5 | 0.05 | Windows ME |
| 40 | 6 | 0.01 | 4 | 0.04 | [email protected] |
| 41 | 6 | 0.01 | 3 | 0.03 | +http://www.seoprofiler.com/bot |
| 42 | 4 | 0.00 | 4 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 43 | 4 | 0.00 | 2 | 0.02 | http://www.search17.com/bot.php |
| 44 | 3 | 0.00 | 3 | 0.03 | +http://www.sharegloo.com |
| 45 | 3 | 0.00 | 1 | 0.01 | +http://tweetedtimes.com |
| 46 | 2 | 0.00 | 1 | 0.01 | +http://discoveryengine.com/discobot.htm... |
| 47 | 1 | 0.00 | 1 | 0.01 | +http://tweetmeme.com/ |
| 48 | 1 | 0.00 | 1 | 0.01 | Linux i586 [unknown version] |
| 49 | 1 | 0.00 | 0 | 0.00 | +http://docs.google.com |
