The average click fraud rate of PPC advertisements appearing on search engine content networks, including Google AdSense and the Yahoo Publisher Network, was 28.2 percent. The overall industry average click fraud rate grew to 17.1 percent for Q4 2008.
The click fraud rate grew slightly year-over-year. The overall industry average click fraud rate grew to 17.1 percent for Q4 2008. That’s up from 16.0 percent in Q3 2008 and from the 16.6 percent rate reported for Q42007.
Click-Through Rate Trends: Overall click-through-rates (CTRs) in search were relatively flat year-over-year, gaining only 2 percent. Efficient Frontier has released a search engine advertising report for the fourth quarter of 2008.
Still, the good news is that they are spending online at a steady rate of growth. SearchIgnite has released data showing that the search ad spend for retailers is up 33% so far in the fourth quarter of 2008.
Over the past year the click-through rate from the WebMD home page has increased by 47 percent. The click-through rate on the WebMD search results page has increased by 60 percent and utilization of our enhanced symptom and health assessment tools...
For example, if traffic grew at a similar rate in 2005 and 2006, you can assume the same trend will continue in 2007, right? Despite the infancy of the Internet, businesses routinely predict next year's Web traffic based on last year's growth.