The GRC (Calendars>GRC) can show you the total number of Blocked and/or Pickup Rooms as broken down by date.
You can adjust the filters at the top of the page by clicking the ones you want to adjust.
You can choose the period you would like to get the information for (Occupancy Date) along with Blocked AND/OR Pickup rooms (Room Revenue and Source) and whether it is Lead/Tentative or Definite (Group Status). You can also choose to export the report as a PDF or in HTML.
Please note if you would like to include the Average Daily Rate (ADR), please ensure the appropriate checkbox is selected.