diff --git a/index.html b/index.html
index db9b630..6962e0b 100644
--- a/index.html
+++ b/index.html
@@ -460,6 +460,25 @@
         headerRow.append(differenceT4Header);
         head.append(headerRow);
 
+        const dailyTotals = totalsForDates(rows, dates);
+        const totalRow = document.createElement('tr');
+        const totalLabel = document.createElement('td');
+        totalLabel.textContent = '每日总收入';
+        totalRow.append(totalLabel);
+        dailyTotals.forEach((total) => {
+          const cell = document.createElement('td');
+          cell.textContent = money(total.value);
+          totalRow.append(cell);
+        });
+        const latestTotal = dailyTotals.length ? dailyTotals[dailyTotals.length - 1].value : null;
+        const previousTotal = dailyTotals.length > 1 ? dailyTotals[dailyTotals.length - 2].value : null;
+        const fourthPreviousTotal = dailyTotals.length >= 4 ? dailyTotals[dailyTotals.length - 4].value : null;
+        totalRow.append(
+          createDifferenceCell(previousTotal === null ? null : latestTotal - previousTotal),
+          createDifferenceCell(fourthPreviousTotal === null ? null : latestTotal - fourthPreviousTotal),
+        );
+        body.append(totalRow);
+
         const pageCount = Math.max(1, Math.ceil(pivot.length / state.pageSize));
         if (state.page > pageCount) state.page = pageCount;
         const start = (state.page - 1) * state.pageSize;