diff --git a/epmet-module/data-report/data-report-server/src/main/resources/mapper/screen/ScreenIndexDataMonthlyDao.xml b/epmet-module/data-report/data-report-server/src/main/resources/mapper/screen/ScreenIndexDataMonthlyDao.xml
index 399d1defa1..3b655a6481 100644
--- a/epmet-module/data-report/data-report-server/src/main/resources/mapper/screen/ScreenIndexDataMonthlyDao.xml
+++ b/epmet-module/data-report/data-report-server/src/main/resources/mapper/screen/ScreenIndexDataMonthlyDao.xml
@@ -213,6 +213,7 @@
         AND dm.month_id = #{monthId}
         AND dm.all_parent_ids LIKE concat('%', #{agencyId}, '%')
         ORDER BY dm.index_total DESC
+        LIMIT #{topNum}
     </select>
 
 </mapper>