According to Nielsen Online, Google Search accounted for more than half of all online searches in the month of September with an estimated 4.8 billion queries. Yahoo!, MSN, AOL, and Ask.com rounded out the top five.

RANK
Provider
Searches (000)
% of Searches

#
All Searches
8,089,226
100.00%

1
Google Search
4,825,556
59.70%

2
Yahoo! Search
1,464,478
18.10%

3
MSN/Windows Live Search
953,504
11.80%

4
AOL Search
335,187
4.10%

5
Ask.com Search
178,217
2.20%

6
My Web Search
53,825
0.70%

7
Comcast Search
51,935
0.60%

8
AT&T Worldnet Search
30,086
0.40%

9
NexTag Search
17,775
0.20%

10
Dogpile.com Search
17,574
0.20%

Source: Nielsen Online, MegaView Search -September 2008

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Google (60% search share) and Yahoo! (18.1% search share) were the number one- and number two-ranked online search providers in the U.S. for August, according to Nielsen Online.
AT&T Worldnet Search (+203.8%) and Comcast Search (+30.9%) showed the largest year-over-year growth for the time period.

Provider
Searches
(in 000’s)
Year-Over-Year
Growth
Share
of Searches

All Search Providers
7,222,826
-7.7%
100.0%

Google Search
4,331,153
3.1%
60.0%

Yahoo! Search
1,304,889
-16.5%
18.1%

MSN/Windows Live Search
770,592
-23.8%
10.7%

AOL Search
376,331
-13.5%
5.2%

Ask.com Search
143,231
4.7%
2.0%

Comcast Search
45,438
30.9%
0.6%

My Web Search
38,550
-46.3%
0.5%

AT&T Worldnet Search
30,272
203.8%
0.4%

NexTag Search
17,901
-20.6%
0.2%

Dogpile.com Search
15,418
-27.8%
0.2%

Source: The Nielsen Company (August 1, 2008 - August 31, 2008)

Olympic athletes broke 132 Olympics records and set 43 new world records during the 2008 Summer Games in Beijing.
Meanwhile, Olympics fans who logged on to the Internet to follow the events around the clock set a new online precedent during the Games,  Nielsen Online reported Wednesday.
Olympics Web Portals
In the U.S., NBC, an official broadcast partner for the event, drew an average of 18 million (week one) to 18.9 million unique visitors (week two) to its Olympics website during the Games.
Yahoo’s Olympics section drove more traffic than NBC’s site, but visitors to NBCOlympics.com …