diff --git a/excel_writer.py b/excel_writer.py
index dbda88a..ae56d19 100644
--- a/excel_writer.py
+++ b/excel_writer.py
@@ -285,10 +285,11 @@ def write_salesperson_sheet(wb, person, dept, settle_month, D, G, month_data, ve
                     if settle_month>=2: row_data += ['','','']
                     WR(ws,rn,row_data); rn+=1
 
-        # 奖金池
+        # 奖金池（只统计截至当前核算月的发放）
         pays = vehicle_payments.get(plate, [])
-        total_periods = len(pays)
-        plate_this = sum(p['金额'] for p in pays if p['结算月']==settle_month and p['业务员']==person)
+        pays_to_date = [p for p in pays if p['结算月'] <= settle_month]
+        total_periods = len(pays_to_date)
+        plate_this = sum(p['金额'] for p in pays_to_date if p['结算月']==settle_month and p['业务员']==person)
         ws.cell(row=rn,column=1,value=f'小计: {R(plate_this)}元 | 奖金池: 已发{total_periods}期/共12期, 剩余{12-total_periods}期').font=Font(italic=True)
         rn += 2