2.2.11 [HTML] Section 11.2.3, Row groups: the THEAD, TFOOT, and TBODY elements
The specification states:
When long tables are printed, the table head and foot information may be repeated on each page that contains table data.
Quirks Mode, IE7 Mode, and IE9 Mode (All Versions)
The table head and foot information is not repeated on each page; it is only displayed once.
IE8 Mode (All Versions)
The table head and foot information is repeated on each page.