<h2>{{ section }}</h2>
<table>
  <thead>
    <tr>
      {% for k in keys %}<th>{{ k }}</th>{% endfor %}
    </tr>
  </thead>
  <tbody>
    {% for r in rows %}
    <tr>
      {% for k in keys %}<td>{{ r[k] }}</td>{% endfor %}
    </tr>
    {% endfor %}
  </tbody>
</table>
