diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index 2f92b7af9..860d24739 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.26.5",
+    "version": "2.26.6",
     "bin": "bin/hydrooj.js",
     "main": "dist/loader.js",
     "typings": "dist/loader.d.ts",
diff --git a/packages/hydrooj/src/handler/judge.ts b/packages/hydrooj/src/handler/judge.ts
index 06a1b42d1..acf128704 100644
--- a/packages/hydrooj/src/handler/judge.ts
+++ b/packages/hydrooj/src/handler/judge.ts
@@ -39,6 +39,7 @@ async function _postJudge(rdoc: RecordDoc) {
         record.update(rdoc.domainId, rdoc._id, { effective: true }),
         problem.edit(pdoc.domainId, pdoc.docId, { difficulty }),
         problem.inc(pdoc.domainId, pdoc.docId, `stats.${builtin.STATUS_SHORT_TEXTS[rdoc.status]}`, 1),
+        problem.inc(pdoc.domainId, pdoc.docId, `stats.s${rdoc.score}`, 1),
     ]);
     await bus.serial('record/judge', rdoc, updated);
 }
diff --git a/packages/hydrooj/src/script/problemStat.ts b/packages/hydrooj/src/script/problemStat.ts
index a912a7336..363b614d0 100644
--- a/packages/hydrooj/src/script/problemStat.ts
+++ b/packages/hydrooj/src/script/problemStat.ts
@@ -27,7 +27,7 @@ export async function udoc(report) {
         },
     ];
     let bulk = db.collection('domain.user').initializeUnorderedBulkOp();
-    const cursor = db.collection('record').aggregate(pipeline);
+    const cursor = db.collection('record').aggregate(pipeline, { allowDiskUse: true });
     while (await cursor.hasNext()) {
         const adoc = await cursor.next() as any;
         bulk.find({
@@ -58,7 +58,7 @@ export async function psdoc(report) {
             },
         },
     ];
-    const data = db.collection('record').aggregate(pipeline);
+    const data = db.collection('record').aggregate(pipeline, { allowDiskUse: true });
     while (await data.hasNext()) {
         const adoc = await data.next() as any;
         await document.setStatus(adoc._id.domainId, document.TYPE_PROBLEM, adoc._id.pid, adoc._id.uid, { nSubmit: adoc.nSubmit });
@@ -99,29 +99,33 @@ export async function pdoc(report) {
             },
         },
     ];
+    for (let i = 0; i <= 100; i++) {
+        pipeline[1].$group[`s${i}`] = { $sum: { $cond: [{ $eq: ['$score', i] }, 1, 0] } };
+        pipeline[2].$group[`s${i}`] = { $sum: `$s${i}` };
+    }
     let bulk = db.collection('document').initializeUnorderedBulkOp();
-    const data = db.collection('record').aggregate(pipeline);
+    const data = db.collection('record').aggregate(pipeline, { allowDiskUse: true });
     let cnt = 0;
     while (await data.hasNext()) {
         const adoc = await data.next() as any;
+        const $set = {
+            nSubmit: adoc.nSubmit,
+            nAccept: adoc.nAccept,
+            'stats.AC': adoc.AC,
+            'stats.WA': adoc.WA,
+            'stats.TLE': adoc.TLE,
+            'stats.MLE': adoc.MLE,
+            'stats.RE': adoc.RE,
+            'stats.SE': adoc.SE,
+            'stats.IGN': adoc.IGN,
+            'stats.CE': adoc.CE,
+        };
+        for (let i = 0; i <= 100; i++) if (adoc[`s${i}`]) $set[`stats.s${i}`] = adoc[`s${i}`];
         bulk.find({
             domainId: adoc._id.domainId,
             docType: document.TYPE_PROBLEM,
             docId: adoc._id.pid,
-        }).updateOne({
-            $set: {
-                nSubmit: adoc.nSubmit,
-                nAccept: adoc.nAccept,
-                'stats.AC': adoc.AC,
-                'stats.WA': adoc.WA,
-                'stats.TLE': adoc.TLE,
-                'stats.MLE': adoc.MLE,
-                'stats.RE': adoc.RE,
-                'stats.SE': adoc.SE,
-                'stats.IGN': adoc.IGN,
-                'stats.CE': adoc.CE,
-            },
-        });
+        }).updateOne({ $set });
         if (bulk.length > 100) {
             await bulk.execute();
             cnt++;
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 3caf25ec9..e66cc76a5 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.8.19",
+  "version": "4.8.20",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",
diff --git a/packages/ui-default/pages/problem_detail.page.jsx b/packages/ui-default/pages/problem_detail.page.jsx
index 393c86104..36b2b3e4f 100644
--- a/packages/ui-default/pages/problem_detail.page.jsx
+++ b/packages/ui-default/pages/problem_detail.page.jsx
@@ -9,6 +9,7 @@ import delay from 'vj/utils/delay';
 import i18n from 'vj/utils/i18n';
 import request from 'vj/utils/request';
 import base64 from 'vj/utils/base64';
+import { getScoreColor } from 'vj/../utils/lib/status';
 
 class ProblemPageExtender {
   constructor() {
@@ -251,9 +252,10 @@ const page = new NamedPage(['problem_detail', 'contest_detail_problem', 'homewor
 
   if (pagename === 'contest_detail_problem') return;
   const data = await request.get('');
-  const $dom = document.getElementById('submission-detail-placeholder');
-  const chart = echarts.init($dom);
-  chart.setOption({
+  data.pdoc.stats = data.pdoc.stats || {};
+  const $status = document.getElementById('submission-status-placeholder');
+  const statusChart = echarts.init($status);
+  statusChart.setOption({
     tooltip: { trigger: 'item' },
     series: [
       {
@@ -262,18 +264,33 @@ const page = new NamedPage(['problem_detail', 'contest_detail_problem', 'homewor
         radius: [10, 70],
         roseType: 'radius',
         data: [
-          { value: data.pdoc.stats?.TLE, name: 'TLE' },
-          { value: data.pdoc.stats?.AC, name: 'AC' },
-          { value: data.pdoc.stats?.MLE, name: 'MLE' },
-          { value: data.pdoc.stats?.WA, name: 'WA' },
-          { value: data.pdoc.stats?.RE, name: 'RE' },
-          { value: data.pdoc.stats?.CE, name: 'CE' },
-          { value: data.pdoc.stats?.SE, name: 'SE' },
-          { value: data.pdoc.stats?.IGN, name: 'IGN' },
+          { value: data.pdoc.stats.TLE, name: 'TLE' },
+          { value: data.pdoc.stats.AC, name: 'AC' },
+          { value: data.pdoc.stats.MLE, name: 'MLE' },
+          { value: data.pdoc.stats.WA, name: 'WA' },
+          { value: data.pdoc.stats.RE, name: 'RE' },
+          { value: data.pdoc.stats.CE, name: 'CE' },
+          { value: data.pdoc.stats.SE, name: 'SE' },
+          { value: data.pdoc.stats.IGN, name: 'IGN' },
         ],
       },
     ],
   });
+  const $score = document.getElementById('submission-score-placeholder');
+  const x = Array.from({ length: 101 }, (v, i) => i).filter((i) => data.pdoc.stats[`s${i}`]);
+  const scoreChart = echarts.init($score);
+  scoreChart.setOption({
+    tooltip: { trigger: 'item' },
+    xAxis: { data: x },
+    yAxis: {},
+    series: [{
+      data: x.map((i) => ({
+        value: data.pdoc.stats[`s${i}`],
+        itemStyle: { color: getScoreColor(i) },
+      })),
+      type: 'bar',
+    }],
+  });
 });
 
 export default page;
diff --git a/packages/ui-default/templates/partials/problem_sidebar_normal.html b/packages/ui-default/templates/partials/problem_sidebar_normal.html
index 743c5bede..b3e693c90 100644
--- a/packages/ui-default/templates/partials/problem_sidebar_normal.html
+++ b/packages/ui-default/templates/partials/problem_sidebar_normal.html
@@ -117,7 +117,8 @@
   <div class="section__header">
     <h1 class="section__title">{{ _('Statistics') }}</h1>
   </div>
-  <div id="submission-detail-placeholder" style="width: 100%; height:230px"></div>
+  <div id="submission-status-placeholder" style="width: 100%; height:230px"></div>
+  <div id="submission-score-placeholder" style="width: 100%; height:230px"></div>
 </div>
 {% endif %}
 {% if page_name == 'problem_detail' and (tdocs or ctdocs) %}