diff --git a/src/fixit/engine.py b/src/fixit/engine.py
index 5594989e..36ec39d6 100644
--- a/src/fixit/engine.py
+++ b/src/fixit/engine.py
@@ -76,7 +76,7 @@ def visit_hook(name: str) -> Iterator[None]:
             finally:
                 duration_us = int(1000 * 1000 * (time.perf_counter() - start))
                 LOG.debug(f"PERF: {name} took {duration_us} µs")
-                self.metrics[name] += duration_us
+                self.metrics[f"Duration.{name}"] += duration_us
 
         metadata_cache: Mapping[ProviderT, object] = {}
         needs_repo_manager: Set[ProviderT] = set()
@@ -103,14 +103,20 @@ def visit_hook(name: str) -> Iterator[None]:
         wrapper.visit_batched(rules)
         count = 0
         for rule in rules:
+            self.metrics[f"Count.{rule.name}"] = len(rule._violations)
+            self.metrics[f"FixCount.{rule.name}"] = 0
             for violation in rule._violations:
                 count += 1
 
                 if violation.replacement:
+                    self.metrics[f"FixCount.{rule.name}"] += 1
                     diff = diff_violation(self.path, self.module, violation)
                     violation = replace(violation, diff=diff)
 
                 yield violation
+
+        self.metrics["Count.Total"] = count
+
         if metrics_hook:
             metrics_hook(self.metrics)
 
diff --git a/src/fixit/tests/rule.py b/src/fixit/tests/rule.py
index 4fa32e75..63f54582 100644
--- a/src/fixit/tests/rule.py
+++ b/src/fixit/tests/rule.py
@@ -47,9 +47,12 @@ def test_timing(self) -> None:
         rule = NoopRule()
         for _ in self.runner.collect_violations([rule], Config()):
             pass  # exhaust the generator
-        self.assertIn("NoopRule.visit_Module", self.runner.metrics)
-        self.assertIn("NoopRule.leave_Module", self.runner.metrics)
+        self.assertIn("Duration.NoopRule.visit_Module", self.runner.metrics)
+        self.assertIn("Duration.NoopRule.leave_Module", self.runner.metrics)
         self.assertGreaterEqual(self.runner.metrics["NoopRule.visit_Module"], 0)
+        self.assertIn("Count.Noop", self.runner.metrics)
+        self.assertIn("FixCount.Noop", self.runner.metrics)
+        self.assertIn("Count.Total", self.runner.metrics)
 
     def test_timing_hook(self) -> None:
         rule = NoopRule()