This excerpt taken from the YHOO 8-K filed Jan 26, 2010.
2009 Revenue Results
In 2009, marketing services revenues declined 10 percent and fees
revenues declined 12 percent, compared to 2008.
Marketing services revenues from Owned and Operated sites were $3,553
million for 2009, a 12 percent decrease compared to $4,046 million for
2008. The decrease was primarily driven by a 13 percent decline in
search advertising revenue and a 9 percent decline in display
advertising revenue.
Marketing services revenues from Affiliate sites were $2,121 million
for 2009, a 7 percent decrease compared to $2,270 million for 2008.
Bet you've never seen portfolio analytics like these.