FIG.1
Usage - relates to
the approximate number of searches last month for the keyphrase.
Low numbers or failed means that you should re-consider your
chosen search terms.
FIG.2
Number of Indexed Pages - relates to the how many
pages the search engine spider has indexed.
Home Page Cache - relates to whether a search engine has
actually visited and identified your site.
PageRank
- Googles measurement of "site importance".
Scale
is from 1 to 10.
Incoming Links - relates to how many sites are recognised
to link to you, the higher the better.