http://www.smartcompany.com.au/seo/20091202-google-reveals-top-search-trends-here-s-how-you-can-use-them.html

Below are some of the most popular Google search trends for 2009.

Fastest Rising:
ONE HD
Twitter.com
MasterChef
Melbourne Cup 2009
Grooveshark
New Moon movie
Facebook search
Trading Post Auto
Smartkiddies
Currency converter calculator

Most Popular:
Facebook
YouTube
Hotmail
eBay
MySpace
Google
Yahoo
Gmail
Bebo
Seek

Most searched for retail outlets:
Harvey Norman
Big W
JB HiFi
Target
Ikea
Bunnings
Officeworks
Woolworths
Kmart
Coles