app/models/cohortly/report.rb in cohortly-0.0.1 vs app/models/cohortly/report.rb in cohortly-0.0.2

@@ -46,10 +46,10 @@
       res
     end
 
     def month_cohorts_from(cohort_key)
       index = month_cohorts.index(cohort_key)
-      month_cohorts[(index + 1)..-1]
+      month_cohorts[index..-1]
     end
 
     def report_line(cohort_key)
       line = data.find {|x| x['_id'] == cohort_key}
       return [] unless line