make parameter in billion level

app.py

@@ -48,7 +48,7 @@ class TableManager:
 
         # Add the #params column.
         models = json.load(open(f"{data_dir}/models.json"))
-        df["parameters"] = df["model"].apply(lambda x: models[x]["params"])
+        df["parameters (B)"] = df["model"].apply(lambda x: models[x]["params"])
 
         # Make the first column (model) an HTML anchor to the model's website.
         def format_model_link(model_name: str) -> str:
@@ -170,7 +170,7 @@ class TableManager:
     def get_dropdown(self):
         columns = self.full_df.columns.tolist()[1:]
         return [
-            gr.Dropdown(choices=columns, value="parameters", label="X"),
+            gr.Dropdown(choices=columns, value="parameters (B)", label="X"),
             gr.Dropdown(choices=columns, value="energy", label="Y"),
             gr.Dropdown(choices=["None", *columns], label="Z (optional)"),
         ]