diff --git a/migrations/006_populate_rebuilds_from_rawdata.py b/migrations/006_populate_rebuilds_from_rawdata.py
index 839ae61..e2111b3 100644
--- a/migrations/006_populate_rebuilds_from_rawdata.py
+++ b/migrations/006_populate_rebuilds_from_rawdata.py
@@ -58,8 +58,9 @@ def add_past_usage(raws):
         if processed % 50 == 0:
             next_update = last_update + datetime.timedelta(seconds=30)
             if datetime.datetime.utcnow() > next_update:
-                (processed, count - processed, float(processed) / count)
-                print "%s processed, %s to go, %.2f percent done"
+                values = (processed, count - processed,
+                          (float(processed) / count) * 100)
+                print "%s processed, %s to go, %.2f percent done" % values
     print "completed processing %s events" % count
 
 
diff --git a/migrations/008_exists_audit_period.py b/migrations/008_exists_audit_period.py
index 4e931f0..b661f62 100644
--- a/migrations/008_exists_audit_period.py
+++ b/migrations/008_exists_audit_period.py
@@ -27,8 +27,11 @@ def print_update(total, completed, errored):
     to_go = total - (completed + errored)
     print "%s populated, %s to go, %s errored" % (completed, to_go, errored)
 
-
-exists = models.InstanceExists.objects.all()
+filters = {
+    'audit_period_beginning__exact': None,
+    'audit_period_ending__exact': None
+}
+exists = models.InstanceExists.objects.filter(**filters)
 
 count = exists.count()
 start = datetime.datetime.utcnow()