in reply to Extract Data from XML (unique xml format?)

Let's say I'm looking for <mt>pmLicUlPrbCapDistr</mt> which can be found in <r>90083,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0</r> below.

I cannot understand what are you trying to extract.
Anyway give a try to XML::Twig as suggested

L*
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