diff --git a/source/application/common/logic/PassFlow.php b/source/application/common/logic/PassFlow.php
index 0293565..3ac03ee 100644
--- a/source/application/common/logic/PassFlow.php
+++ b/source/application/common/logic/PassFlow.php
@@ -194,7 +194,7 @@ class PassFlow
         // ------------------ 组数据不存在赋值 ------------------ //
         // 计算各组占比
         foreach ($groupsData as &$val) {
-            $val['proportion'] = $val['noRepeatInNum'] > 0 ? (round($val['noRepeatInNum']/$sumNoRepeatInNum,2) * 100) ."%" : '0%';
+            $val['proportion'] = $val['noRepeatInNum'] > 0 ? (round($val['noRepeatInNum']/$sumNoRepeatInNum,4) * 100) ."%" : '0%';
         }
 
         $groupData = [];