diff --git a/exports/energy_systems/heat_pump_export.py b/exports/energy_systems/heat_pump_export.py
index 065ab29d..59862cd1 100644
--- a/exports/energy_systems/heat_pump_export.py
+++ b/exports/energy_systems/heat_pump_export.py
@@ -56,9 +56,12 @@ class HeatPumpExport:
       insel_file_handler = open(insel_file, "w")
       insel_file_handler.write(insel_template)
       # Now run insel
+      self._delete_existing_output_files()
       os.system('insel {}'.format(insel_file))
       # Writer headers to csv output files generated by insel
       self._write_insel_output_headers()
+      # User output
+      self._get_user_out_put()
     except IOError as err:
       print("I/O exception: {}".format(err))
     finally:
@@ -97,7 +100,7 @@ class HeatPumpExport:
     }
     for file_path, header in header_data.items():
       file_path = file_path.strip("'")
-      df = pd.read_csv(file_path, sep='\s+')
+      df = pd.read_csv(file_path, header=None, sep='\s+')
       df.to_csv(file_path, header=header)
 
   def _update_input_data_with_files(self):
@@ -119,6 +122,20 @@ class HeatPumpExport:
     self._input_data["fileOut9"] = f"'{str((self._base_path / 'heat_pumps/daily_fossil_fuel_consumption.csv'))}'"
     self._input_data["fileOut10"] = f"'{str((self._base_path / 'heat_pumps/hp_hourly_electricity_demand.csv'))}'"
 
+  def _delete_existing_output_files(self):
+    """
+    Remove existing out files generated by insel before
+    running insel
+    :return:
+    """
+    for key, file_path in self._input_data.items():
+      if 'fileOut' in key:
+        file_path = file_path.strip("'")
+        try:
+          os.remove(file_path)
+        except OSError:
+          pass
+
   def _compute_max_demand(self):
     """
     Retrieves the maximum demand value from
@@ -178,3 +195,20 @@ class HeatPumpExport:
           return energy_system.heat_pump.heating_capacity_coff, energy_system.heat_pump.heating_comp_power_coff
         return energy_system.heat_pump.cooling_capacity_coff, energy_system.heat_pump.cooling_comp_power_coff
     return None
+
+  def _get_user_out_put(self):
+    """
+    Extracts monthly electricity demand and fossil fuel consumption
+    from output files generated by insel
+    :return:
+    """
+
+    electricity_df = pd.read_csv(self._input_data['fileOut8'].strip("'")).iloc[:, 2]
+    fossil_df = pd.read_csv(self._input_data['fileOut4'].strip("'")).iloc[:, 2]
+
+    data = [electricity_df, fossil_df]
+    df = pd.concat(data, axis=1)
+    df = df.append(df.agg(['sum']))
+    s = pd.Series(["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec", "Total"])
+    df = df.set_index([s])
+    print(df)