<table style="border-collapse:collapse;font-family:sans-serif;font-size:1em">
<thead>
<tr><th>A</th> <th>B</th></tr>
</thead>
<tbody>
<tr><td>1<sup>1</sup></td> <td>3</td></tr>
<tr><td>2</td> <td>4</td></tr>
</tbody>
<tfoot>
<tr><td colspan="2" style="text-align:left"><sup>1</sup> Note</td></tr>
</tfoot>
</table>