diff --git a/app/controller/AdminStatistics.php b/app/controller/AdminStatistics.php
index fab9cb7..e7c9d3c 100644
--- a/app/controller/AdminStatistics.php
+++ b/app/controller/AdminStatistics.php
@@ -130,7 +130,7 @@ class AdminStatistics extends BaseController
                 }
             }
 
-            $data['sum_value'] = $sumData['sum_num'];
+            $data['sum_value'] = $sumData['sum_num'] ?: 0;
 
             return $this->renderSuccess('数据返回成功',$data);
         } catch (ValidateException $validateException) {