Also using Parallels solely to access RB. 

To echo @viclin 's point - this is also a stumbling block for wider adoption of AW within my company. Operating in a seasonal industry, YoY, WoW, YTD, FYTD comparisons are essential to our reports.  Having to export AW reports into Excel to achieve this, negates the the tools flexibility and feels l...

Hi mfreestone, is there any update on this?

To echo Gary's comment - I abandoned trying to use it in the end

I'm also experiencing this issue. @Gary - did you find a work around? 

To echo the above comments - both metrics would add a great deal of value to the warehouse tool - please add!