diff --git a/ft-app/app/templates/contract.html b/ft-app/app/templates/contract.html
index c94584a..48ad42d 100644
--- a/ft-app/app/templates/contract.html
+++ b/ft-app/app/templates/contract.html
@@ -37,7 +37,7 @@
 <table id="bars-table">
   <tr><th>日期</th><th>星期</th><th>开盘</th><th>收盘</th><th>最高</th><th>最低</th><th>波幅</th><th>5日均振幅</th></tr>
   {% for row in rows %}
-  <tr data-index="{{ loop.index0 }}" data-diff="{{ row.diff }}" data-date="{{ row.date }}" data-weekday="{{ row.weekday }}"{% if loop.index0 >= 7 %} class="extra-row" style="display:none;"{% endif %}>
+  <tr data-index="{{ loop.index0 }}" data-diff="{{ row.diff }}" data-date="{{ row.date }}" data-weekday="{{ row.weekday }}"{% if loop.revindex0 >= 7 %} class="extra-row" style="display:none;"{% endif %}>
     <td>{{ row.date }}</td>
     <td>{{ row.weekday }}</td>
     <td>{{ row.open }}</td>