feat: add sample size

analysis.py

@@ -214,7 +214,12 @@ def mvp():
             for i, p in enumerate(r.mvps):
                 ranks[p] = ranks.get(p, []) + [i + 1]
     return [
-        {"name": p, "rank": f"{np.mean(v):.02f}", "std": f"{np.std(v):.02f}"}
+        {
+            "name": p,
+            "rank": f"{np.mean(v):.02f}",
+            "std": f"{np.std(v):.02f}",
+            "n": len(v),
+        }
         for p, v in ranks.items()
     ]