9/9/2008 to 8/1/2009: Top 20 of 750 Operating Systems

Sorted by Access Count

Rank Product Accesses % Bytes % Visits %
1 Windows XP 17,189,318 76.97 262,286,778,144 73.97 756,878 73.20
2 Windows NT 3,390,302 15.18 52,057,343,818 14.68 160,312 15.50
3 Windows 2000 400,140 1.79 7,106,935,875 2.00 20,193 1.95
4 Macintosh 337,433 1.51 6,379,621,838 1.80 21,090 2.04
5 - 182,023 0.82 4,474,896,294 1.26 10,473 1.01
6 Windows 98 130,437 0.58 2,053,029,697 0.58 4,689 0.45
7 compatible; 127,739 0.57 1,481,409,002 0.42 12,030 1.16
8 http://help.yahoo.com/help/us/ysearch/slurp 126,661 0.57 6,780,909,753 1.91 13,312 1.29
9 http://www.google.com/bot.html 80,665 0.36 2,588,783,523 0.73 4,524 0.44
10 X Window System (Unix) 62,635 0.28 1,171,102,846 0.33 4,521 0.44
11 Windows Me 55,472 0.25 777,032,094 0.22 1,909 0.18
12 http://www.yanga.co.uk/ 32,695 0.15 1,212,795,754 0.34 537 0.05
13 http://www.searchme.com/support/ 16,829 0.08 212,168,139 0.06 3,787 0.37
14 Microsoft Windows (Not Specific) 16,522 0.07 235,006,477 0.07 804 0.08
15 http://search.msn.com/msnbot.htm 15,792 0.07 566,621,693 0.16 4,403 0.43
16 Twiceler-0.9 http://www.cuil.com/twiceler/robot.html 15,101 0.07 415,435,096 0.12 859 0.08
17 http://about.ask.com/en/docs/about/webmasters.shtml 14,214 0.06 639,422,345 0.18 3,506 0.34
18 http://www.jadynave.com/robot 6,685 0.03 405,243,039 0.11 83 0.01
19 http://www.dotnetdotcom.org/, crawler@dotnetdotcom.org 5,426 0.02 332,717,063 0.09 500 0.05
20 http://www.alexa.com/site/help/webmasters; crawler@alexa.com 5,334 0.02 340,653,528 0.10 924 0.09