I supposed that if you use format in simple XML you should achieve what you are looking for:
http://docs.splunk.com/Documentation/SplunkCloud/latest/Viz/TableFormatsXML
But the reality is that this does not work, despite of the fact that the documentation talks about all the simpleXML parameteres printed in pdf......
http://docs.splunk.com/Documentation/Splunk/6.6.0/Viz/DashboardPDFs
"You cannot generate PDFs of dashboards that are built using advanced XML or HTML. PDF generation works only with dashboards built with simple XML."
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