okay, thanks for those who tried. For anybody that has this problem in the future, the way (sorry, ONE OF THE WAYS) to do it is the following: 
$selection->Subtotal(1,xlCount,3,1,1,1);

[download]
Thanks again, -Facundo.

In reply to Re: Win32::OLE, Excel & Subtotals by vida0
in thread Win32::OLE, Excel & Subtotals by vida0

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