Update app.py

app.py

@@ -453,8 +453,8 @@ def process_aggregation(locations_df, start_date_str, end_date_str, dataset_id,
             if shape_type.lower() == 'point':
                 agg_dict[original_lat_col] = 'first'
                 agg_dict[original_lon_col] = 'first'
-            aggregated_output['Date Range'] = aggregated_output['Start Date'] + " to " + aggregated_output['End Date']
             aggregated_output = result_df.groupby('Location Name').agg(agg_dict).reset_index()
+            aggregated_output['Date Range'] = aggregated_output['Start Date'] + " to " + aggregated_output['End Date']
             aggregated_output.rename(columns={'Calculated Value': 'Aggregated Value'}, inplace=True)
             return aggregated_output.to_dict(orient='records'), processing_time
         else: