Steps to reproduce:
Reports -> Notifications
Choose Media type: All
I Choose period: Daily

Result:
Today is not presented in the list, the last day with statistics is yesterday.

Expected:
Today's date is shown and count of notifications sent today is presented.

II Choose period: Weekly

Result:
Current week is not presented in the list.

Expected:
Current week is shown and count of notifications sent during this week is presented in the list.