diff --git a/app/services/management/school_data_grow_service.rb b/app/services/management/school_data_grow_service.rb
index 7afe87af..e86ba52e 100644
--- a/app/services/management/school_data_grow_service.rb
+++ b/app/services/management/school_data_grow_service.rb
@@ -21,14 +21,14 @@ class Management::SchoolDataGrowService
 
     reports = reports.select(
       'schools.id school_id, schools.name school_name,'\
-      'SUM(teacher_increase_count) teacher_increase_count,'\
-      'SUM(student_increase_count) student_increase_count,'\
-      'SUM(course_increase_count) course_increase_count,'\
-      'SUM(shixun_increase_count) shixun_increase_count,'\
-      'SUM(shixun_homework_count) shixun_homework_count,'\
-      'SUM(shixun_evaluate_count) shixun_evaluate_count,'\
-      'COUNT(distinct(au.user_id)) uniq_active_user_count,'\
-      'SUM(active_user_count) active_user_count'
+      'SUM(distinct teacher_increase_count) teacher_increase_count,'\
+      'SUM(distinct student_increase_count) student_increase_count,'\
+      'SUM(distinct course_increase_count) course_increase_count,'\
+      'SUM(distinct shixun_increase_count) shixun_increase_count,'\
+      'SUM(distinct shixun_homework_count) shixun_homework_count,'\
+      'SUM(distinct shixun_evaluate_count) shixun_evaluate_count,'\
+      'COUNT(distinct au.user_id) uniq_active_user_count,'\
+      'SUM(distinct active_user_count) active_user_count'
     )
 
     reports = custom_sort(reports, params[:sort_by], params[:sort_direction])
@@ -40,14 +40,14 @@ class Management::SchoolDataGrowService
   def grow_summary
     @_grow_summary ||= begin
       query_reports.select(
-        'SUM(teacher_increase_count) teacher_increase_count,'\
-        'SUM(student_increase_count) student_increase_count,'\
-        'SUM(course_increase_count) course_increase_count,'\
-        'SUM(shixun_increase_count) shixun_increase_count,'\
-        'SUM(shixun_homework_count) shixun_homework_count,'\
-        'SUM(shixun_evaluate_count) shixun_evaluate_count,'\
-        'COUNT(distinct(au.user_id)) uniq_active_user_count,'\
-        'SUM(active_user_count) active_user_count'
+        'SUM(distinct teacher_increase_count) teacher_increase_count,'\
+        'SUM(distinct student_increase_count) student_increase_count,'\
+        'SUM(distinct course_increase_count) course_increase_count,'\
+        'SUM(distinct shixun_increase_count) shixun_increase_count,'\
+        'SUM(distinct shixun_homework_count) shixun_homework_count,'\
+        'SUM(distinct shixun_evaluate_count) shixun_evaluate_count,'\
+        'COUNT(distinct au.user_id) uniq_active_user_count,'\
+        'SUM(distinct active_user_count) active_user_count'
       ).first
     end
   end