diff --git a/endpoints/trackhelper.py b/endpoints/trackhelper.py
index b3e2d86eb..7635d2a19 100644
--- a/endpoints/trackhelper.py
+++ b/endpoints/trackhelper.py
@@ -1,4 +1,5 @@
 import logging
+import random
 
 from app import analytics, app, userevents
 from data import model
@@ -7,7 +8,7 @@ from auth.auth_context import get_authenticated_user, get_validated_token, get_v
 
 logger = logging.getLogger(__name__)
 
-def track_and_log(event_name, repo, **kwargs):
+def track_and_log(event_name, repo, analytics_name=None, analytics_sample=1, **kwargs):
   repository = repo.name
   namespace = repo.namespace_user.username
   metadata = {
@@ -62,8 +63,11 @@ def track_and_log(event_name, repo, **kwargs):
     event.publish_event_data('docker-cli', user_event_data)
 
   # Save the action to mixpanel.
-  logger.debug('Logging the %s to Mixpanel', event_name)
-  analytics.track(analytics_id, event_name, extra_params)
+  if random.random() < analytics_sample:
+    if analytics_name is None:
+      analytics_name = event_name
+    logger.debug('Logging the %s to Mixpanel', analytics_name)
+    analytics.track(analytics_id, analytics_name, extra_params)
 
   # Log the action to the database.
   logger.debug('Logging the %s to logs system', event_name)
diff --git a/endpoints/v1/index.py b/endpoints/v1/index.py
index 457ffd43d..4d701b918 100644
--- a/endpoints/v1/index.py
+++ b/endpoints/v1/index.py
@@ -270,7 +270,7 @@ def get_repository_images(namespace, repository):
     resp = make_response(json.dumps([]), 200)
     resp.mimetype = 'application/json'
 
-    track_and_log('pull_repo', repo)
+    track_and_log('pull_repo', repo, analytics_name='pull_repo_100x', analytics_sample=0.01)
     return resp
 
   abort(403)