diff --git a/jeecg-boot/jeecg-module-demo/src/main/java/org/jeecg/modules/demo/blStuAnswer/mapper/xml/BlStuAnswerMapper.xml b/jeecg-boot/jeecg-module-demo/src/main/java/org/jeecg/modules/demo/blStuAnswer/mapper/xml/BlStuAnswerMapper.xml
index c2a485a..fd7d07e 100644
--- a/jeecg-boot/jeecg-module-demo/src/main/java/org/jeecg/modules/demo/blStuAnswer/mapper/xml/BlStuAnswerMapper.xml
+++ b/jeecg-boot/jeecg-module-demo/src/main/java/org/jeecg/modules/demo/blStuAnswer/mapper/xml/BlStuAnswerMapper.xml
@@ -1075,38 +1075,44 @@
         select
             '体育教育' as 'key',a.d1 as '01',b.d2 as '02',c.d3 as '03',d.d4 as '04'
         from
-            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != ''),2))as d1 from bl_stu_answer where main_id = #{id} and nianji = '大一' )a,
-            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != ''),2))as d2 from bl_stu_answer where main_id = #{id} and nianji = '大二' )b,
-            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != ''),2))as d3 from bl_stu_answer where main_id = #{id} and nianji = '大三' )c,
-            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != ''),2))as d4 from bl_stu_answer where main_id = #{id} and nianji = '大四' )d
+            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != '' and nianji = '大一'),2))as d1 from bl_stu_answer where main_id = #{id} and nianji = '大一' )a,
+            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != '' and nianji = '大二'),2))as d2 from bl_stu_answer where main_id = #{id} and nianji = '大二' )b,
+            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != '' and nianji = '大三'),2))as d3 from bl_stu_answer where main_id = #{id} and nianji = '大三' )c,
+            (select round(round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != '' and nianji = '大四'),2))as d4 from bl_stu_answer where main_id = #{id} and nianji = '大四' )d
         union all
         select
             '美育教育' as 'key',a.d1 as '01',b.d2 as '02',c.d3 as '03',d.d4 as '04'
         from
-            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != ''),2))as d1 from bl_stu_answer where main_id = #{id} and nianji = '大一' )a,
-            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != ''),2))as d2 from bl_stu_answer where main_id = #{id} and nianji = '大二' )b,
-            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != ''),2))as d3 from bl_stu_answer where main_id = #{id} and nianji = '大三' )c,
-            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != ''),2))as d4 from bl_stu_answer where main_id = #{id} and nianji = '大四' )d
+            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != '' and nianji = '大一'),2))as d1 from bl_stu_answer where main_id = #{id} and nianji = '大一' )a,
+            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != '' and nianji = '大二'),2))as d2 from bl_stu_answer where main_id = #{id} and nianji = '大二' )b,
+            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != '' and nianji = '大三'),2))as d3 from bl_stu_answer where main_id = #{id} and nianji = '大三' )c,
+            (select round(round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != '' and nianji = '大四'),2))as d4 from bl_stu_answer where main_id = #{id} and nianji = '大四' )d
         union all
         select
             '劳动教育' as 'key',a.d1 as '01',b.d2 as '02',c.d3 as '03',d.d4 as '04'
         from
-            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != ''),2))as d1 from bl_stu_answer where main_id = #{id} and nianji = '大一' )a,
-            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != ''),2))as d2 from bl_stu_answer where main_id = #{id} and nianji = '大二' )b,
-            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != ''),2))as d3 from bl_stu_answer where main_id = #{id} and nianji = '大三' )c,
-            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != ''),2))as d4 from bl_stu_answer where main_id = #{id} and nianji = '大四' )d
+            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != '' and nianji = '大一'),2))as d1 from bl_stu_answer where main_id = #{id} and nianji = '大一' )a,
+            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != '' and nianji = '大二'),2))as d2 from bl_stu_answer where main_id = #{id} and nianji = '大二' )b,
+            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != '' and nianji = '大三'),2))as d3 from bl_stu_answer where main_id = #{id} and nianji = '大三' )c,
+            (select round(round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != '' and nianji = '大四'),2))as d4 from bl_stu_answer where main_id = #{id} and nianji = '大四' )d
+
     </select>
 
     <select id="t2_20" resultType="java.util.LinkedHashMap">
         select
-        major as 'key',
-        round(sum(EDUSATI_TI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_TI2 is not null and EDUSATI_TI2 != '')) as '01',
-        round(sum(EDUSATI_MEI2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_MEI2 is not null and EDUSATI_MEI2 != '')) as '02',
-        round(sum(EDUSATI_LAO2)/(select count( 'x' ) from bl_stu_answer where main_id = #{id} and EDUSATI_LAO2 is not null and EDUSATI_LAO2 != '')) as '03'
-        from bl_stu_answer where main_id = #{id}
-        GROUP BY major
-        HAVING count(*) > #{minNum}
-        order by CONVERT(major USING gbk) COLLATE gbk_chinese_ci
+            a.major AS 'key',
+            b.val AS '01',
+            c.val AS '02',
+            d.val AS '03'
+        from
+            bl_stu_answer a
+            left join (select major, round(sum( EDUSATI_TI2 ) / count( 'x' )) as 'val' from bl_stu_answer where main_id = #{id} AND EDUSATI_TI2 IS NOT NULL AND EDUSATI_TI2 != '' GROUP BY major HAVING count( * ) > #{minNum}) b on a.major = b.major
+            left join (select major, round(sum( EDUSATI_MEI2 ) / count( 'x' )) as 'val' from bl_stu_answer where main_id = #{id} AND EDUSATI_MEI2 IS NOT NULL AND EDUSATI_MEI2 != '' GROUP BY major HAVING count( * ) > #{minNum}) c on a.major = c.major
+            left join (select major, round(sum( EDUSATI_LAO2 ) / count( 'x' )) as 'val' from bl_stu_answer where main_id = #{id} AND EDUSATI_LAO2 IS NOT NULL AND EDUSATI_LAO2 != '' GROUP BY major HAVING count( * ) > #{minNum}) d on a.major = d.major
+        where a.main_id = #{id}
+        GROUP BY a.major
+        HAVING count( * ) > #{minNum}
+        ORDER BY CONVERT ( a.major USING gbk ) COLLATE gbk_chinese_ci
     </select>
 
     <select id="b2_6_1" resultType="String">