diff --git a/common/src/main/resources/mapper/ReportDataMapper.xml b/common/src/main/resources/mapper/ReportDataMapper.xml
index 5c3285ae..725c547a 100644
--- a/common/src/main/resources/mapper/ReportDataMapper.xml
+++ b/common/src/main/resources/mapper/ReportDataMapper.xml
@@ -710,7 +710,7 @@
     </select>
 
     <select id="findAbnormalRate" resultType="java.util.HashMap" parameterType="java.util.HashMap">
-        SELECT "MONTH",WORK_CENTER,DESCRIPTION,sum(QTY) QTY,sum(AB_QTY) AB_QTY,round(NVL(sum(AB_QTY)*100,0)/sum(qty),2)||'%' RATE  FROM (
+        SELECT "MONTH",WORK_CENTER,DESCRIPTION,sum(QTY) QTY,sum(AB_QTY) AB_QTY,round(sum(AB_QTY)*100/sum(qty),2) RATE  FROM (
         SELECT TO_CHAR(zsd.PLANNED_COMP_DATE,'YYYY-MM') "MONTH",zsd.WORK_CENTER,WT.DESCRIPTION,nvl(sum(DISPATCH_QTY),0) qty ,nvl(sum(zab.NC_QTY),0) AB_QTY
         FROM Z_SFC_DISPATCH zsd
         JOIN WORK_CENTER WC ON WC.SITE = zsd.SITE AND WC.WORK_CENTER = zsd.WORK_CENTER