Tables - HTML and XHTML: The Definitive Guide - page 677

<tfoot>

Function Defines a table footer

align, char, charoff, class, dir, id, lang,
onClick, onDblClick, onKeyDown, onKeyPress,
onKeyUp, onMouseDown, onMouseMove,
onMouseOut, onMouseOver, onMouseUp, style,
title, valign

Attributes

</tfoot> ; may be omitted in HTML

End tag

Contains table_content

Used in table_content

The closing </tfoot> tag is optional in HTML because the footer ends at
the following <tbody> tag or at the end of the table.

10.3.4. The <tbody> Tag

Use the <tbody> tag to divide your table into discrete sections. The <t-
body> tag collects one or more rows into a group within a table. It is per-
fectly acceptable to have no <tbody> tags within a table, although where
you might include one, you probably will have two or more <tbody> tags
within a table. So identified, you can give each <tbody> group different