No...Just skip them.
..................if they are all zero's on any one form type, then that particular form is not entered anywhere in the software.
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Some of these brokers have a set of standard forms that they want to display in the exact same way every time....and seem to want to put zero's in everywhere so you know there's nothing in that particular box/line of that form. They should probably leave the boxes empty....but then they'd get people calling in asking if their printer was working because the boxes/lines were empty of $$ values.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*