You can use an existing report as a template for another saved report, since it is possible to modify an existing report and save it as a copy:
Open the report you want to use as a template from the saved reports list.
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Modify the report’s name and the columns, measurement objects, scheduling etc as you desire.
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At the bottom of the page, click the Save as a new saved report button. You will once again get the chance to edit the name.
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Going back to the the saved reports list, you will find your newly added report.
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