I tried this method and it seems it does not work. I ended up creating a field for _week_of_year(current_date) and created a filter which is:
[Date] between _week_of_year(current_date)-1 and _week_of_year(current_date)-5
When this runs it displays no ...
[Date] between _week_of_year(current_date)-1 and _week_of_year(current_date)-5
When this runs it displays no ...