Most Expensive keyword

what is the expensive keyword?

Base on http://www.spyfu.com, we will know what is the most expensive keyword.
It will be useful for blogger to increase the money earning if somebody click on the adverisement.

Number #1 is "purchase structured settlements" with cost per click $53.94
Number #2 is "loan consolidation student loans" with cost per click $53.73
Number #3 is "online life assurance quotes" with cost per click $53.68

Amazing keyword ...

the other one, u can see on screen below: