When you open the query builder go to "report builder", open "tables"
You can now add the table "tblprocessor" to your report
You can now select the field that you want to see.
There is one record for each processor.
Pressing the "show report output" will show you the output.
This page gives more information about the processor class :
http://msdn.microsoft.com/en-us/library/aa394373(VS.85).aspx