Multiple objectives:1. Tracking Sales monthly (by Wholesaler, Product group, Product SKU), Stock on Hand by units and dollar value of three key wholesalers; additional tracking of coverage (Stock on Hand divided by Sales) by units and value;2. Also adding a layer of ex-factory sales (good sold to the above wholesalers) in the aboveA group of charts/screen focusses on 1. by wholesalers and another by product group and another on ex-factory sales;Also, need chart and tables views