diff --git a/.isort.cfg b/.isort.cfg
index bd8e906..10b08ea 100644
--- a/.isort.cfg
+++ b/.isort.cfg
@@ -9,4 +9,4 @@ line_length = 79
 known_odoo = odoo
 known_odoo_addons = odoo.addons
 sections = FUTURE,STDLIB,THIRDPARTY,ODOO,ODOO_ADDONS,FIRSTPARTY,LOCALFOLDER
-known_third_party = pytz
+known_third_party = pytz,setuptools
diff --git a/beesdoo_product_usability/views/beesdoo_product.xml b/beesdoo_product_usability/views/beesdoo_product.xml
index 42cf18b..ce33a46 100644
--- a/beesdoo_product_usability/views/beesdoo_product.xml
+++ b/beesdoo_product_usability/views/beesdoo_product.xml
@@ -20,6 +20,8 @@
                 <field name="stock_coverage"/>
                 <field name="daily_sales"/>
                 <field name="range_sales"/>
+                <field name="list_price"/>
+                <field name="effective_sale_price"/>
             </tree>
         </field>
     </record>
diff --git a/beesdoo_stock_coverage/models/product_template.py b/beesdoo_stock_coverage/models/product_template.py
index 168ffb8..fbf1f4a 100644
--- a/beesdoo_stock_coverage/models/product_template.py
+++ b/beesdoo_stock_coverage/models/product_template.py
@@ -32,25 +32,37 @@ class ProductTemplate(models.Model):
         compute="_compute_stock_coverage",
         store=True,
     )
+    effective_sale_price = fields.Float(
+        string="Effective Sale Price",
+        compute="_compute_stock_coverage",
+        store=True,
+        help="SUM (total sale price without vat / sold quantity ) "
+        "/ count (pos order line)",
+    )
 
     @api.multi
     @api.depends("computation_range", "virtual_available", "active")
     def _compute_stock_coverage(self):
         query = """
-        select template.id  as product_template_id,
-               sum(pol.qty) as total_sales,
-               sum(pol.qty) / template.computation_range as daily_sales
+        select template.id                               as product_template_id,
+               sum(pol.qty)                              as total_sales,
+               sum(pol.qty) / template.computation_range as daily_sales,
+               sum(pol.price_subtotal / pol.qty) /
+               count(pol.id)                             as effective_sale_price,
+               sum(pol.price_subtotal_incl / pol.qty) /
+               count(pol.id)                             as effective_sale_price_incl
         from pos_order_line pol
                  join pos_order po ON pol.order_id = po.id
                  join product_product product ON pol.product_id = product.id
                  join product_template template
-                  ON product.product_tmpl_id = template.id
+                      ON product.product_tmpl_id = template.id
         where po.state in ('done', 'invoiced', 'paid')
           and template.active
           and po.date_order
             BETWEEN now() - template.computation_range * interval '1 days'
             and now()
-            and template.id in %(template_ids)s
+          and pol.qty != 0
+          and template.id in %(template_ids)s
         group by product_template_id
         """
 
@@ -62,11 +74,19 @@ class ProductTemplate(models.Model):
             return True
 
         self.env.cr.execute(query, {"template_ids": template_ids})
-        results = {pid: (qty, avg) for pid, qty, avg in self.env.cr.fetchall()}
+        results = {
+            pid: (qty, avg, esp, espi)
+            for pid, qty, avg, esp, espi in self.env.cr.fetchall()
+        }
         for template in self:
-            qty, avg = results.get(template.id, (0, 0))
+            qty, avg, esp, espi = results.get(template.id, (0, 0, 0, 0))
             template.range_sales = qty
             template.daily_sales = avg
+            if any(template.taxes_id.mapped("price_include")):
+                template.effective_sale_price = espi
+            else:
+                template.effective_sale_price = esp
+
             if avg != 0:
                 template.stock_coverage = template.virtual_available / avg
             else:
diff --git a/beesdoo_stock_coverage/views/product_template_view.xml b/beesdoo_stock_coverage/views/product_template_view.xml
index 39caf18..aaf5ea0 100644
--- a/beesdoo_stock_coverage/views/product_template_view.xml
+++ b/beesdoo_stock_coverage/views/product_template_view.xml
@@ -12,6 +12,7 @@
                     <field name="daily_sales"/>
                     <field name="range_sales"/>
                     <field name="stock_coverage"/>
+                    <field name="effective_sale_price"/>
                 </group>
             </group>
         </field>
@@ -26,6 +27,7 @@
                 <field name="range_sales"/>
                 <field name="daily_sales"/>
                 <field name="stock_coverage"/>
+                <field name="effective_sale_price"/>
             </field>
         </field>
     </record>