diff --git a/python/tools/recorded-call-graph-metrics/ql/Metrics.ql b/python/tools/recorded-call-graph-metrics/ql/Metrics.ql
new file mode 100644
index 00000000000..baa49be5ed5
--- /dev/null
+++ b/python/tools/recorded-call-graph-metrics/ql/Metrics.ql
@@ -0,0 +1,22 @@
+import RecordedCalls
+
+from string text, float number, float ratio
+where
+  exists(int all_rcs | all_rcs = count(XMLRecordedCall rc) and ratio = number / all_rcs |
+    text = "Number of XMLRecordedCall" and number = all_rcs
+    or
+    text = "Number of IdentifiedRecordedCall" and number = count(IdentifiedRecordedCall rc)
+    or
+    text = "Number of UnidentifiedRecordedCall" and number = count(UnidentifiedRecordedCall rc)
+  )
+  or
+  exists(int all_identified_rcs |
+    all_identified_rcs = count(IdentifiedRecordedCall rc) and ratio = number / all_identified_rcs
+  |
+    text = "Number of points-to ResolvableRecordedCall" and
+    number = count(PointsToBasedCallGraph::ResolvableRecordedCall rc)
+    or
+    text = "Number of points-to NOT ResolvableRecordedCall" and
+    number = all_identified_rcs - count(PointsToBasedCallGraph::ResolvableRecordedCall rc)
+  )
+select text, number, ratio * 100 + "%" as percent
diff --git a/python/tools/recorded-call-graph-metrics/ql/RecordedCalls.qll b/python/tools/recorded-call-graph-metrics/ql/RecordedCalls.qll
index f12b4408193..664112c9b9b 100644
--- a/python/tools/recorded-call-graph-metrics/ql/RecordedCalls.qll
+++ b/python/tools/recorded-call-graph-metrics/ql/RecordedCalls.qll
@@ -77,6 +77,14 @@ class XMLCall extends XMLElement {
         bytecode.(XMLBytecodeAttribute).get_object_data())
       or
       matchBytecodeExpr(expr.(Call).getFunc(), bytecode.(XMLBytecodeCall).get_function_data())
+      // I experimented with allowing partial matches with
+      // ```
+      // or
+      // bytecode instanceof XMLBytecodeUnknown
+      // ```
+      // but that only gave 1% improvement for Identified calls with approx 4200 calls
+      // in total (only supporting BytecodeVariableName/BytecodeAttribute/BytecodeCall).
+      // Since it's a potential performance problem, I did not enable.
     )
   }
 }