> Can XSLT sort by attribute value?
yes xsl:sort takes any select expression, so you can sort on elements or
attributes or any combination.
 

<xsl:sort="@clli2"/>

but I wasn't clear from your  question what needed sorting as your
sample output didn't give any indication of ordering.


 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list