README.md in reportable-1.0.2 vs README.md in reportable-1.0.3

@@ -20,10 +20,10 @@
 
     class User < ActiveRecord::Base
 
       reportable :last_name_starting_with_a_registrations, :aggregation => :count, :grouping => :month, :conditions => ["last_name LIKE 'A%'"]
 
-      reportable :updated_per_second, :aggregation => :count, :grouping => :second, :date_column => :updated_at
+      reportable :updated_per_second, :aggregation => :count, :grouping => :hour, :date_column => :updated_at
 
     end
 
 For every declared report a method is generated on the model that returns the date:
 
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