The 30 most frequent keywords are listed below.
The number at the left of each keyword listed below, refers to the number of occurrences of this keyword in the field Keywords.
This statistical evaluation was made on: October 06, 2004
(only the administrator can update it by pressing the Reload Button of the URLibService graphic interface with the repository dpi.inpe.br/banon/2003/12.10.19.30.54 selected - all the sites listed in the @siteList.txt file of this repository must be running).