Nielsen’s analysis of online video viewing habits in October shows that more than 5 billion video streams were viewed by almost 83 million YouTube users throughout the month.
Fox Interactive Media followed with 244 million streams and almost 18.5 million viewers. 
Hulu jumped from seventh place in September (142 million streams; 6.3 million viewers) to claim third place in October, with more than 206 million streams and 9 million viewers.

ONLINE BRAND
TOTAL STREAMS
 (in 000s)
UNIQUE VIEWERS
(in 000s)

YouTube
4,762,883
76,746

Fox Interactive Media
278,375
16,053

Nickelodeon Kids and Family Network
223,044
6,935

MSN/Windows Live
205,018
12,035

Disney Online
171,249
10,341

Yahoo!
169,259
19,659

ESPN
123,123
5,827

Hulu
107,622
2,632

CNN Digital Network
106,383
8,111

Turner Sports and Entertainment Digital Network
87,441
3,892

Source: Nielsen Online, VideoCensus
Note: Online brands are ranked by video streams; data includes progressive downloads and excludes video advertising.

Read coverage of Nielsen’s findings in Ad Age.