One level dataframe

app.py

@@ -137,12 +137,14 @@ def get_macro_area_data():
 
 def get_question_format_data():
     dataset = pd.read_csv("src/question_format.csv", sep=',')
-    top_level_headers = dataset.iloc[0]
-    second_level_headers = dataset.columns
-    multi_index = pd.MultiIndex.from_tuples(
-        zip(top_level_headers, second_level_headers))
-    dataset = dataset.iloc[1:]
-    dataset.columns = multi_index
+    top_level_headers = [
+        int(float(x)) if '.' in x else x for x in dataset.columns]
+    second_level_headers = dataset.iloc[0]
+    columns = [f'{x} - {y}' for x,
+               y in zip(top_level_headers, second_level_headers)]
+    dataset = dataset.iloc[2:]
+    columns[0] = 'Model'
+    dataset.columns = columns
 
     # dataset = dataset.style.highlight_max(color='lightgreen', axis=0)
     return dataset