diff --git a/application/admin/controller/statistics/Dispatcher.php b/application/admin/controller/statistics/Dispatcher.php
index d43f5b6..4f8c29a 100644
--- a/application/admin/controller/statistics/Dispatcher.php
+++ b/application/admin/controller/statistics/Dispatcher.php
@@ -131,24 +131,24 @@ class Dispatcher extends Backend
 
         $orderValid = implode(',',$this->model->tabStatus(Order::TAB_VALID));
 
-        //"COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END) AS ing_num",
         $fields = [
             'dispatch_admin_id',
-            // 使用 IFNULL 确保结果为 null 时返回 0
-            "IFNULL(COUNT(CASE WHEN status = 60 THEN 1 END), 0) AS finish_num",         //完成数
-            "IFNULL(COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END), 0) AS count_num",   //总订单数 （排除取消 和草稿）
-            "IFNULL(COUNT(CASE WHEN status IN (".$orderValid.") AND is_overtime = 1 THEN 1 END), 0) AS overtime_num",         //超时数
+            // 只要是 COUNT(...) 不用 IFNULL
+            "COUNT(CASE WHEN status = 60 THEN 1 END) AS finish_num",                      // 完成数
+            "COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END) AS count_num",       // 总订单数（排除取消和草稿）
+            "COUNT(CASE WHEN status IN (".$orderValid.") AND is_overtime = 1 THEN 1 END) AS overtime_num", // 超时数
 
-            "IFNULL(SUM(CASE WHEN status = 60 THEN total END), 0) AS total",           //成效额
-            "IFNULL(SUM(CASE WHEN status = 60 THEN performance END), 0) AS performance",     //业绩
-            "IFNULL(SUM(CASE WHEN status = 60 THEN (cost + material_cost) END), 0) AS cost_total",  //总成本
-            //"IFNULL(SUM(CASE WHEN status = 60 THEN (refund_amount + worker_refund_amount) END), 0) AS refund_total",     //退款总数
-            "SUM(
-  CASE WHEN status = 60 THEN (refund_amount + worker_refund_amount) ELSE 0 END
-) AS refund_total",
-            "IFNULL(COUNT(CASE WHEN  status = 60 AND (refund_amount > 0 OR worker_refund_amount > 0) THEN 1 END), 0) AS refund_count",      //退款订单数量
-            "IFNULL(AVG(CASE WHEN status = 60 THEN UNIX_TIMESTAMP(dispatch_time) - UNIX_TIMESTAMP(create_time) END), 0) AS avg_time_diff",       //派单时效
-            // "SUM(CASE WHEN status = 60 THEN (field1 + field2) END) AS performance",
+            // SUM 可能为 NULL，使用 IFNULL 保证 0
+            "IFNULL(SUM(CASE WHEN status = 60 THEN total END), 0) AS total",               // 成效额
+            "IFNULL(SUM(CASE WHEN status = 60 THEN performance END), 0) AS performance",   // 业绩
+            "IFNULL(SUM(CASE WHEN status = 60 THEN (cost + material_cost) END), 0) AS cost_total",  // 总成本
+
+            // refund_total 计算改成 IFNULL(SUM(...), 0)
+            "IFNULL(SUM(CASE WHEN status = 60 THEN (refund_amount + worker_refund_amount) ELSE 0 END), 0) AS refund_total",
+
+            "COUNT(CASE WHEN status = 60 AND (refund_amount > 0 OR worker_refund_amount > 0) THEN 1 END) AS refund_count", // 退款订单数量
+
+            "IFNULL(AVG(CASE WHEN status = 60 THEN UNIX_TIMESTAMP(dispatch_time) - UNIX_TIMESTAMP(create_time) END), 0) AS avg_time_diff", // 派单时效
         ];
 
         $builder = $this->model