diff --git a/apps/statistics/models.py b/apps/statistics/models.py
index 9fea9a90a..a873a0f77 100644
--- a/apps/statistics/models.py
+++ b/apps/statistics/models.py
@@ -62,6 +62,7 @@ class MStatistics(mongo.Document):
         cls.objects(key='avg_time_taken').update_one(upsert=True, key='avg_time_taken', value=json.encode(avg_time_taken))
         cls.objects(key='latest_sites_loaded').update_one(upsert=True, key='latest_sites_loaded', value=sites_loaded[-1])
         cls.objects(key='latest_avg_time_taken').update_one(upsert=True, key='latest_avg_time_taken', value=avg_time_taken[-1])
+        print sites_loaded, avg_time_taken
         print max(sites_loaded), max(avg_time_taken)
         cls.objects(key='max_sites_loaded').update_one(upsert=True, key='max_sites_loaded', value=max(sites_loaded))
         cls.objects(key='max_avg_time_taken').update_one(upsert=True, key='max_avg_time_taken', value=max(avg_time_taken))
diff --git a/apps/statistics/templatetags/statistics_tags.py b/apps/statistics/templatetags/statistics_tags.py
index ee75b2d8b..edc2cc9f0 100644
--- a/apps/statistics/templatetags/statistics_tags.py
+++ b/apps/statistics/templatetags/statistics_tags.py
@@ -4,6 +4,6 @@ register = template.Library()
 
 @register.filter
 def format_graph(n, max_value, height=30):
-    if n == 0:
+    if n == 0 or max_value == 0:
         return 1
-    return max(1, height / (n/(max_value or 1)))
\ No newline at end of file
+    return max(1, height / (n/max_value))
\ No newline at end of file